There’s something inherently graceful and powerful about Japanese names that begin with the letter “O.” From names rooted in ancient nature spirits to poetic expressions of beauty and strength, these names carry cultural elegance, deep meanings, and spiritual symbolism. Whether you’re naming a baby, creating a character, or just curious about Japanese language and culture, this curated collection offers something for every heart.
In this article, you’ll discover a diverse collection of 450 Japanese names that start with O, thoughtfully organized into nine helpful sections. Each name comes with its unique meaning, correct pronunciation, and kanji form to help you appreciate the depth and beauty of Japanese naming traditions. Let’s begin with the section just for boys.

Japanese Names That Start With O For Boy
Japanese boy names beginning with “O” often evoke qualities of honor, courage, and nature. Here are 50 strong and meaningful choices:
1. Osamu
• Meaning: Discipline or order
• Pronunciation: oh-sah-moo
• Kanji: 治
2. Okita
• Meaning: Rising field
• Pronunciation: oh-kee-tah
• Kanji: 沖田
3. Oda
• Meaning: Rice paddy
• Pronunciation: oh-dah
• Kanji: 小田
4. Osaki
• Meaning: Cape or peninsula
• Pronunciation: oh-sah-kee
• Kanji: 大崎
5. Omori
• Meaning: Big forest
• Pronunciation: oh-moh-ree
• Kanji: 大森
6. Okabe
• Meaning: Hill by the shore
• Pronunciation: oh-kah-beh
• Kanji: 岡部
7. Onishi
• Meaning: Great west
• Pronunciation: oh-nee-shee
• Kanji: 大西
8. Oshima
• Meaning: Big island
• Pronunciation: oh-shee-mah
• Kanji: 大島
9. Ogura
• Meaning: Small storehouse
• Pronunciation: oh-goo-rah
• Kanji: 小倉
10. Oribe
• Meaning: Woven fabric
• Pronunciation: oh-ree-beh
• Kanji: 織部
11. Ojiro
• Meaning: Second son
• Pronunciation: oh-jee-roh
• Kanji: 尾次郎
12. Otani
• Meaning: Great valley
• Pronunciation: oh-tah-nee
• Kanji: 大谷
13. Oura
• Meaning: Inlet or bay
• Pronunciation: oh-rah
• Kanji: 大浦
14. Ogata
• Meaning: Large rice field
• Pronunciation: oh-gah-tah
• Kanji: 緒方
15. Osato
• Meaning: Big village
• Pronunciation: oh-sah-toh
• Kanji: 大里
16. Obata
• Meaning: Wide field
• Pronunciation: oh-bah-tah
• Kanji: 小畑
17. Odagiri
• Meaning: Tail fog
• Pronunciation: oh-dah-gee-ree
• Kanji: 小田切
18. Oinuma
• Meaning: Old marsh
• Pronunciation: oh-ee-noo-mah
• Kanji: 老沼
19. Onoda
• Meaning: Field ridge
• Pronunciation: oh-no-dah
• Kanji: 小野田
20. Okutsu
• Meaning: Interior port
• Pronunciation: oh-koo-tsoo
• Kanji: 奥津
21. Oumi
• Meaning: Sea lake
• Pronunciation: oh-oo-mee
• Kanji: 近江
22. Okura
• Meaning: Storehouse
• Pronunciation: oh-koo-rah
• Kanji: 大蔵
23. Orino
• Meaning: Weaver’s field
• Pronunciation: oh-ree-noh
• Kanji: 織野
24. Oinari
• Meaning: Fox deity
• Pronunciation: oh-ee-nah-ree
• Kanji: お稲荷
25. Ozeki
• Meaning: Grand barrier
• Pronunciation: oh-zeh-kee
• Kanji: 大関
26. Otomo
• Meaning: Great companion
• Pronunciation: oh-toh-moh
• Kanji: 大友
27. Ogiwara
• Meaning: Reed plain
• Pronunciation: oh-gee-wah-rah
• Kanji: 荻原
28. Oyama
• Meaning: Big mountain
• Pronunciation: oh-yah-mah
• Kanji: 大山
29. Odagawa
• Meaning: Tail river
• Pronunciation: oh-dah-gah-wah
• Kanji: 小田川
30. Oono
• Meaning: Great field
• Pronunciation: oh-oh-noh
• Kanji: 大野
31. Ogaki
• Meaning: Big fence
• Pronunciation: oh-gah-kee
• Kanji: 大垣
32. Ozekura
• Meaning: Great storehouse
• Pronunciation: oh-zeh-koo-rah
• Kanji: 大蔵
33. Okamura
• Meaning: Hill village
• Pronunciation: oh-kah-moo-rah
• Kanji: 岡村
34. Onogami
• Meaning: Deity’s field
• Pronunciation: oh-noh-gah-mee
• Kanji: 小野上
35. Oishi
• Meaning: Big stone
• Pronunciation: oh-ee-shee
• Kanji: 大石
36. Oinaka
• Meaning: Inner countryside
• Pronunciation: oh-ee-nah-kah
• Kanji: 央中
37. Oritake
• Meaning: Folded bamboo
• Pronunciation: oh-ree-tah-keh
• Kanji: 折竹
38. Ogi
• Meaning: Fan or reed
• Pronunciation: oh-gee
• Kanji: 荻
39. Osada
• Meaning: Peaceful rice field
• Pronunciation: oh-sah-dah
• Kanji: 長田
40. Oharu
• Meaning: Great spring
• Pronunciation: oh-hah-roo
• Kanji: 大春
41. Oguro
• Meaning: Large black
• Pronunciation: oh-goo-roh
• Kanji: 小黒
42. Odaiba
• Meaning: Fortified platform
• Pronunciation: oh-die-bah
• Kanji: お台場
43. Oritsu
• Meaning: Folded port
• Pronunciation: oh-reet-soo
• Kanji: 折津
44. Oumoto
• Meaning: Origin of the sea
• Pronunciation: oh-oo-moh-toh
• Kanji: 海本
45. Onami
• Meaning: Big wave
• Pronunciation: oh-nah-mee
• Kanji: 大波
46. Obayashi
• Meaning: Great forest
• Pronunciation: oh-bah-yah-shee
• Kanji: 大林
47. Ogino
• Meaning: Reed plain
• Pronunciation: oh-gee-noh
• Kanji: 荻野
48. Oimatsu
• Meaning: Old pine
• Pronunciation: oh-ee-mah-tsoo
• Kanji: 老松
49. Otaka
• Meaning: Big hawk
• Pronunciation: oh-tah-kah
• Kanji: 大鷹
50. Onodera
• Meaning: Temple at field ridge
• Pronunciation: oh-no-deh-rah
• Kanji: 小野寺
Japanese Names That Start With O For Girl
Girl names beginning with “O” in Japanese often carry connotations of elegance, purity, beauty, and nature. Here are 50 radiant and meaningful names for girls:
1. Orie
• Meaning: Weaving bay
• Pronunciation: oh-ree-eh
• Kanji: 織江
2. Otoha
• Meaning: Sound of feathers
• Pronunciation: oh-toh-hah
• Kanji: 音羽
3. Oharu
• Meaning: Great spring
• Pronunciation: oh-hah-roo
• Kanji: 大春
4. Omika
• Meaning: Beautiful fragrance
• Pronunciation: oh-mee-kah
• Kanji: 小美香
5. Otomi
• Meaning: Sound beauty
• Pronunciation: oh-toh-mee
• Kanji: 音美
6. Oshizu
• Meaning: Quiet calm
• Pronunciation: oh-shee-zoo
• Kanji: 志津
7. Okimi
• Meaning: Noble beauty
• Pronunciation: oh-kee-mee
• Kanji: 沖美
8. Ochika
• Meaning: Wisdom flower
• Pronunciation: oh-chee-kah
• Kanji: 智花
9. Orika
• Meaning: Woven fragrance
• Pronunciation: oh-ree-kah
• Kanji: 織香
10. Otsune
• Meaning: Long-standing
• Pronunciation: oh-tsoo-neh
• Kanji: 乙根
11. Oume
• Meaning: Plum blossom
• Pronunciation: oh-oo-meh
• Kanji: 梅
12. Onami
• Meaning: Ocean wave
• Pronunciation: oh-nah-mee
• Kanji: 大波
13. Orimi
• Meaning: Beautiful weaver
• Pronunciation: oh-ree-mee
• Kanji: 織美
14. Otoyo
• Meaning: Sound of generations
• Pronunciation: oh-toh-yoh
• Kanji: 音代
15. Obana
• Meaning: Tailed flower
• Pronunciation: oh-bah-nah
• Kanji: 尾花
16. Okane
• Meaning: Gold or metal
• Pronunciation: oh-kah-neh
• Kanji: お金
17. Ochiyo
• Meaning: Eternal wisdom
• Pronunciation: oh-chee-yoh
• Kanji: 千代
18. Otaka
• Meaning: Noble hawk
• Pronunciation: oh-tah-kah
• Kanji: 鷹
19. Oharu
• Meaning: Spring warmth
• Pronunciation: oh-hah-roo
• Kanji: 春
20. Otami
• Meaning: Folk of the sound
• Pronunciation: oh-tah-mee
• Kanji: 音民
21. Orisa
• Meaning: Woven sand
• Pronunciation: oh-ree-sah
• Kanji: 織砂
22. Omina
• Meaning: Divine woman
• Pronunciation: oh-mee-nah
• Kanji: 女神
23. Otsuka
• Meaning: Large mound
• Pronunciation: oh-tsoo-kah
• Kanji: 大塚
24. Orihime
• Meaning: Weaving princess
• Pronunciation: oh-ree-hee-meh
• Kanji: 織姫
25. Onaka
• Meaning: Honorable center
• Pronunciation: oh-nah-kah
• Kanji: 小中
26. Otsuki
• Meaning: Big moon
• Pronunciation: oh-tsoo-kee
• Kanji: 大月
27. Orei
• Meaning: Gracious thanks
• Pronunciation: oh-reh-ee
• Kanji: 御礼
28. Oruna
• Meaning: Gentle moon
• Pronunciation: oh-roo-nah
• Kanji: 月菜
29. Oaki
• Meaning: Great tree
• Pronunciation: oh-ah-kee
• Kanji: 大木
30. Otomiya
• Meaning: Shrine of sound
• Pronunciation: oh-toh-mee-yah
• Kanji: 音宮
31. Ogane
• Meaning: Golden sound
• Pronunciation: oh-gah-neh
• Kanji: 黄金
32. Onatsu
• Meaning: Summer beauty
• Pronunciation: oh-nah-tsoo
• Kanji: お夏
33. Orieko
• Meaning: Child of weaving bay
• Pronunciation: oh-ree-eh-koh
• Kanji: 織江子
34. Oasuna
• Meaning: Morning sand
• Pronunciation: oh-ah-soo-nah
• Kanji: 朝砂
35. Okomi
• Meaning: Little rice
• Pronunciation: oh-koh-mee
• Kanji: 小米
36. Oshina
• Meaning: Virtuous goods
• Pronunciation: oh-shee-nah
• Kanji: 志奈
37. Orieka
• Meaning: Woven blooming
• Pronunciation: oh-ree-eh-kah
• Kanji: 織咲
38. Oyuri
• Meaning: Great lily
• Pronunciation: oh-yoo-ree
• Kanji: 大百合
39. Oshiho
• Meaning: Guiding sail
• Pronunciation: oh-shee-hoh
• Kanji: 押帆
40. Otora
• Meaning: Sound tiger
• Pronunciation: oh-toh-rah
• Kanji: 音虎
41. Ominae
• Meaning: Woman’s ridge
• Pronunciation: oh-mee-nah-eh
• Kanji: 女嶺
42. Omai
• Meaning: My cherry blossom
• Pronunciation: oh-mai
• Kanji: 桜舞
43. Oichi
• Meaning: Market thread
• Pronunciation: oh-ee-chee
• Kanji: お市
44. Oazami
• Meaning: Thistle flower
• Pronunciation: oh-ah-zah-mee
• Kanji: 大薊
45. Oshiro
• Meaning: White castle
• Pronunciation: oh-shee-roh
• Kanji: 白城
46. Orui
• Meaning: Woven kindness
• Pronunciation: oh-roo-ee
• Kanji: 織恵
47. Ogiku
• Meaning: Chrysanthemum
• Pronunciation: oh-gee-koo
• Kanji: 大菊
48. Otome
• Meaning: Maiden
• Pronunciation: oh-toh-meh
• Kanji: 乙女
49. Oharuka
• Meaning: Gentle spring
• Pronunciation: oh-hah-roo-kah
• Kanji: 春香
50. Omisa
• Meaning: Honorable bloom
• Pronunciation: oh-mee-sah
• Kanji: 御咲
Japanese First Names That Start With O
First names in Japanese beginning with “O” often reflect poetic traditions, nature, and spiritual meaning. This section blends both boy and girl names, offering 50 elegant and thoughtful options.
1. Osamu
• Meaning: Disciplined
• Pronunciation: oh-sah-moo
• Kanji: 治
2. Orie
• Meaning: Weaving bay
• Pronunciation: oh-ree-eh
• Kanji: 織江
3. Otoha
• Meaning: Sound of feathers
• Pronunciation: oh-toh-hah
• Kanji: 音羽
4. Osato
• Meaning: Big village
• Pronunciation: oh-sah-toh
• Kanji: 大里
5. Okimi
• Meaning: Noble beauty
• Pronunciation: oh-kee-mee
• Kanji: 沖美
6. Ogi
• Meaning: Reed fan
• Pronunciation: oh-gee
• Kanji: 荻
7. Ochika
• Meaning: Wisdom blossom
• Pronunciation: oh-chee-kah
• Kanji: 智花
8. Oume
• Meaning: Plum blossom
• Pronunciation: oh-oo-meh
• Kanji: 梅
9. Oharu
• Meaning: Spring sun
• Pronunciation: oh-hah-roo
• Kanji: 春
10. Omika
• Meaning: Beautiful fragrance
• Pronunciation: oh-mee-kah
• Kanji: 美香
11. Orimi
• Meaning: Beautiful weaver
• Pronunciation: oh-ree-mee
• Kanji: 織美
12. Otoyo
• Meaning: Generational sound
• Pronunciation: oh-toh-yoh
• Kanji: 音代
13. Orenji
• Meaning: Orange (modern)
• Pronunciation: oh-rehn-jee
• Kanji: 音蓮児
14. Oto
• Meaning: Sound
• Pronunciation: oh-toh
• Kanji: 音
15. Okane
• Meaning: Gold or money
• Pronunciation: oh-kah-neh
• Kanji: お金
16. Otomi
• Meaning: Sound beauty
• Pronunciation: oh-toh-mee
• Kanji: 音美
17. Orisa
• Meaning: Woven sand
• Pronunciation: oh-ree-sah
• Kanji: 織砂
18. Omina
• Meaning: Divine woman
• Pronunciation: oh-mee-nah
• Kanji: 女神
19. Osugi
• Meaning: Tall cedar
• Pronunciation: oh-soo-gee
• Kanji: 大杉
20. Oyumi
• Meaning: Gentle archery
• Pronunciation: oh-yoo-mee
• Kanji: 小弓
21. Orina
• Meaning: Woven greens
• Pronunciation: oh-ree-nah
• Kanji: 織菜
22. Osame
• Meaning: Rule or govern
• Pronunciation: oh-sah-meh
• Kanji: 治女
23. Otami
• Meaning: Sound folk
• Pronunciation: oh-tah-mee
• Kanji: 音民
24. Ogiku
• Meaning: Great chrysanthemum
• Pronunciation: oh-gee-koo
• Kanji: 大菊
25. Orieko
• Meaning: Child of weaving bay
• Pronunciation: oh-ree-eh-koh
• Kanji: 織江子
26. Omei
• Meaning: Honorable life
• Pronunciation: oh-meh-ee
• Kanji: 御命
27. Onaka
• Meaning: Center or inside
• Pronunciation: oh-nah-kah
• Kanji: 小中
28. Oan
• Meaning: Peaceful grace
• Pronunciation: oh-ahn
• Kanji: 御安
29. Oshizu
• Meaning: Quiet and clear
• Pronunciation: oh-shee-zoo
• Kanji: 志津
30. Orihime
• Meaning: Weaving princess
• Pronunciation: oh-ree-hee-meh
• Kanji: 織姫
31. Otaka
• Meaning: Noble hawk
• Pronunciation: oh-tah-kah
• Kanji: 鷹
32. Osano
• Meaning: Small field
• Pronunciation: oh-sah-noh
• Kanji: 小佐野
33. Ominaeshi
• Meaning: Maidenflower
• Pronunciation: oh-mee-nah-eh-shee
• Kanji: 女郎花
34. Ochiho
• Meaning: Scattered sail
• Pronunciation: oh-chee-hoh
• Kanji: 落帆
35. Oyuri
• Meaning: Great lily
• Pronunciation: oh-yoo-ree
• Kanji: 大百合
36. Orusa
• Meaning: Woven bloom
• Pronunciation: oh-roo-sah
• Kanji: 織咲
37. Otoru
• Meaning: Tiger’s sound
• Pronunciation: oh-toh-roo
• Kanji: 音虎
38. Oshina
• Meaning: Gentle virtue
• Pronunciation: oh-shee-nah
• Kanji: 志奈
39. Omami
• Meaning: Great beauty
• Pronunciation: oh-mah-mee
• Kanji: 大美
40. Ominae
• Meaning: Woman’s peak
• Pronunciation: oh-mee-nah-eh
• Kanji: 女嶺
41. Oruno
• Meaning: Woven field
• Pronunciation: oh-roo-noh
• Kanji: 織野
42. Ozen
• Meaning: Gentle good
• Pronunciation: oh-zehn
• Kanji: 御善
43. Omugi
• Meaning: Barley
• Pronunciation: oh-moo-gee
• Kanji: 大麦
44. Otome
• Meaning: Maiden
• Pronunciation: oh-toh-meh
• Kanji: 乙女
45. Oshiro
• Meaning: White castle
• Pronunciation: oh-shee-roh
• Kanji: 白城
46. Oriyu
• Meaning: Woven gentleness
• Pronunciation: oh-ree-yoo
• Kanji: 織優
47. Omai
• Meaning: Dancing blossom
• Pronunciation: oh-mai
• Kanji: 桜舞
48. Oriko
• Meaning: Child of weaving
• Pronunciation: oh-ree-koh
• Kanji: 織子
49. Oharuka
• Meaning: Spring fragrance
• Pronunciation: oh-hah-roo-kah
• Kanji: 春香
50. Obara
• Meaning: Field of blossoms
• Pronunciation: oh-bah-rah
• Kanji: 小原
Japanese Last Names That Start With O
Japanese last names that start with “O” often reflect deep ties to nature, geography, and family legacy. Here are 50 authentic and beautiful surnames to explore:
1. Okamoto
• Meaning: Hill base
• Pronunciation: oh-kah-moh-toh
• Kanji: 岡本
2. Ogawa
• Meaning: Small river
• Pronunciation: oh-gah-wah
• Kanji: 小川
3. Oda
• Meaning: Rice field
• Pronunciation: oh-dah
• Kanji: 小田
4. Oshima
• Meaning: Big island
• Pronunciation: oh-shee-mah
• Kanji: 大島
5. Onishi
• Meaning: Great west
• Pronunciation: oh-nee-shee
• Kanji: 大西
6. Omori
• Meaning: Large forest
• Pronunciation: oh-moh-ree
• Kanji: 大森
7. Okazaki
• Meaning: Hill cape
• Pronunciation: oh-kah-zah-kee
• Kanji: 岡崎
8. Ogasawara
• Meaning: Great bamboo field
• Pronunciation: oh-gah-sah-wah-rah
• Kanji: 小笠原
9. Ota
• Meaning: Large rice paddy
• Pronunciation: oh-tah
• Kanji: 太田
10. Ono
• Meaning: Small field
• Pronunciation: oh-noh
• Kanji: 小野
11. Ogata
• Meaning: Large rice field
• Pronunciation: oh-gah-tah
• Kanji: 緒方
12. Ozeki
• Meaning: Great barrier
• Pronunciation: oh-zeh-kee
• Kanji: 大関
13. Obata
• Meaning: Wide field
• Pronunciation: oh-bah-tah
• Kanji: 小畑
14. Otani
• Meaning: Great valley
• Pronunciation: oh-tah-nee
• Kanji: 大谷
15. Oikawa
• Meaning: Ancestor river
• Pronunciation: oh-ee-kah-wah
• Kanji: 及川
16. Onodera
• Meaning: Temple at field ridge
• Pronunciation: oh-no-deh-rah
• Kanji: 小野寺
17. Oura
• Meaning: Big inlet
• Pronunciation: oh-rah
• Kanji: 大浦
18. Okabe
• Meaning: Hill wall
• Pronunciation: oh-kah-beh
• Kanji: 岡部
19. Okuno
• Meaning: Inner hill
• Pronunciation: oh-koo-noh
• Kanji: 奥野
20. Osaki
• Meaning: Great cape
• Pronunciation: oh-sah-kee
• Kanji: 大崎
21. Oyanagi
• Meaning: Great willow
• Pronunciation: oh-yah-nah-gee
• Kanji: 大柳
22. Oyama
• Meaning: Big mountain
• Pronunciation: oh-yah-mah
• Kanji: 大山
23. Otake
• Meaning: Big bamboo
• Pronunciation: oh-tah-keh
• Kanji: 大竹
24. Otsuka
• Meaning: Large mound
• Pronunciation: oh-tsoo-kah
• Kanji: 大塚
25. Oikubo
• Meaning: Ancestor hollow
• Pronunciation: oh-ee-koo-boh
• Kanji: 及久保
26. Oba
• Meaning: Grandmother or big leaf
• Pronunciation: oh-bah
• Kanji: 大場
27. Omodaka
• Meaning: Water plant
• Pronunciation: oh-moh-dah-kah
• Kanji: 沢瀉
28. Ogasu
• Meaning: Small shore
• Pronunciation: oh-gah-soo
• Kanji: 小ヶ須
29. Oseki
• Meaning: Big stone
• Pronunciation: oh-seh-kee
• Kanji: 大関
30. Orikasa
• Meaning: Folding umbrella cape
• Pronunciation: oh-ree-kah-sah
• Kanji: 折笠
31. Onuma
• Meaning: Great marsh
• Pronunciation: oh-noo-mah
• Kanji: 大沼
32. Oguro
• Meaning: Large black
• Pronunciation: oh-goo-roh
• Kanji: 小黒
33. Oshiro
• Meaning: Castle
• Pronunciation: oh-shee-roh
• Kanji: 大城
34. Ochi
• Meaning: Drop or fall
• Pronunciation: oh-chee
• Kanji: 越智
35. Oritsu
• Meaning: Folded port
• Pronunciation: oh-reet-soo
• Kanji: 折津
36. Oizumi
• Meaning: Big spring
• Pronunciation: oh-ee-zoo-mee
• Kanji: 大泉
37. Omatsu
• Meaning: Great pine
• Pronunciation: oh-mah-tsoo
• Kanji: 大松
38. Ochiya
• Meaning: House of falling
• Pronunciation: oh-chee-yah
• Kanji: 落谷
39. Odagiri
• Meaning: Tail fog
• Pronunciation: oh-dah-gee-ree
• Kanji: 小田切
40. Ounishi
• Meaning: Cloud west
• Pronunciation: oh-oo-nee-shee
• Kanji: 雲西
41. Orito
• Meaning: Woven door
• Pronunciation: oh-ree-toh
• Kanji: 織戸
42. Omachi
• Meaning: Great town
• Pronunciation: oh-mah-chee
• Kanji: 大町
43. Onuki
• Meaning: Big drawing
• Pronunciation: oh-noo-kee
• Kanji: 小貫
44. Ogino
• Meaning: Reed plain
• Pronunciation: oh-gee-noh
• Kanji: 荻野
45. Otokuni
• Meaning: Male province
• Pronunciation: oh-toh-koo-nee
• Kanji: 男国
46. Ominato
• Meaning: Great harbor
• Pronunciation: oh-mee-nah-toh
• Kanji: 大湊
47. Oyabu
• Meaning: Large grove
• Pronunciation: oh-yah-boo
• Kanji: 大藪
48. Orino
• Meaning: Weaver’s field
• Pronunciation: oh-ree-noh
• Kanji: 織野
49. Oinuma
• Meaning: Old marsh
• Pronunciation: oh-ee-noo-mah
• Kanji: 老沼
50. Otowa
• Meaning: Sound feather
• Pronunciation: oh-toh-wah
• Kanji: 音羽
Unique Japanese Names That Start With O
These rare and imaginative Japanese names beginning with “O” offer something truly one-of-a-kind. Many are poetic, regionally inspired, or rarely seen even in Japanese naming registries.
1. Orenjiro
• Meaning: Orange son
• Pronunciation: oh-rehn-jee-roh
• Kanji: 橙次郎
2. Omigane
• Meaning: Sacred bell
• Pronunciation: oh-mee-gah-neh
• Kanji: 御鐘
3. Oshimori
• Meaning: Guardian of the island
• Pronunciation: oh-shee-moh-ree
• Kanji: 押守
4. Ougetsu
• Meaning: Royal moon
• Pronunciation: oh-oo-geh-tsoo
• Kanji: 王月
5. Oinariyo
• Meaning: Sacred fox generation
• Pronunciation: oh-ee-nah-ree-yoh
• Kanji: お稲代
6. Otokazuki
• Meaning: Man of moonlight
• Pronunciation: oh-toh-kah-zoo-kee
• Kanji: 男月
7. Oyake
• Meaning: Night family
• Pronunciation: oh-yah-keh
• Kanji: 夜家
8. Orusei
• Meaning: Woven star
• Pronunciation: oh-roo-seh-ee
• Kanji: 織星
9. Oriten
• Meaning: Heaven of weaving
• Pronunciation: oh-ree-ten
• Kanji: 織天
10. Oekisha
• Meaning: Picture shrine
• Pronunciation: oh-eh-kee-shah
• Kanji: 絵社
11. Omoden
• Meaning: Sacred transmission
• Pronunciation: oh-moh-dehn
• Kanji: 御伝
12. Oyukari
• Meaning: Great connection
• Pronunciation: oh-yoo-kah-ree
• Kanji: 大縁
13. Oboshi
• Meaning: Great star
• Pronunciation: oh-boh-shee
• Kanji: 大星
14. Onatsuki
• Meaning: Summer moon
• Pronunciation: oh-nah-tsoo-kee
• Kanji: お夏月
15. Oreiya
• Meaning: Grateful house
• Pronunciation: oh-reh-ee-yah
• Kanji: 御礼屋
16. Otameshi
• Meaning: Trial or test
• Pronunciation: oh-tah-meh-shee
• Kanji: お試し
17. Oyuuto
• Meaning: Gentle courage
• Pronunciation: oh-yoo-toh
• Kanji: 温勇
18. Ogake
• Meaning: Cascade cliff
• Pronunciation: oh-gah-keh
• Kanji: 大崖
19. Oshikage
• Meaning: Shadow guide
• Pronunciation: oh-shee-kah-geh
• Kanji: 忍影
20. Oremika
• Meaning: Broken beauty
• Pronunciation: oh-reh-mee-kah
• Kanji: 折美香
21. Oshirabe
• Meaning: Sacred inquiry
• Pronunciation: oh-shee-rah-beh
• Kanji: 御調
22. Omiraki
• Meaning: Sacred hope
• Pronunciation: oh-mee-rah-kee
• Kanji: 御望
23. Otomine
• Meaning: Sound peak
• Pronunciation: oh-toh-mee-neh
• Kanji: 音峰
24. Orizuka
• Meaning: Woven mound
• Pronunciation: oh-ree-zoo-kah
• Kanji: 織塚
25. Obinata
• Meaning: Firefly field
• Pronunciation: oh-bee-nah-tah
• Kanji: 帯名田
26. Omakoto
• Meaning: Great truth
• Pronunciation: oh-mah-koh-toh
• Kanji: 大誠
27. Omikado
• Meaning: Sacred gate
• Pronunciation: oh-mee-kah-doh
• Kanji: 御門
28. Oyokaze
• Meaning: Swimming wind
• Pronunciation: oh-yoh-kah-zeh
• Kanji: 泳風
29. Otowaka
• Meaning: Young sound
• Pronunciation: oh-toh-wah-kah
• Kanji: 音若
30. Oriba
• Meaning: Weaving place
• Pronunciation: oh-ree-bah
• Kanji: 織場
31. Okurimono
• Meaning: Gift or offering
• Pronunciation: oh-koo-ree-moh-noh
• Kanji: 贈り物
32. Oshiba
• Meaning: Gentle leaf
• Pronunciation: oh-shee-bah
• Kanji: 押葉
33. Oyakata
• Meaning: Master or boss
• Pronunciation: oh-yah-kah-tah
• Kanji: 親方
34. Orisuzu
• Meaning: Woven bell
• Pronunciation: oh-ree-soo-zoo
• Kanji: 織鈴
35. Omokaze
• Meaning: Heavy breeze
• Pronunciation: oh-moh-kah-zeh
• Kanji: 重風
36. Oburei
• Meaning: Graceful mist
• Pronunciation: oh-boo-ray
• Kanji: 朧麗
37. Otagiri
• Meaning: Cut of others
• Pronunciation: oh-tah-gee-ree
• Kanji: 小田切
38. Oshigure
• Meaning: Light winter rain
• Pronunciation: oh-shee-goo-reh
• Kanji: 小時雨
39. Orikana
• Meaning: Woven metal
• Pronunciation: oh-ree-kah-nah
• Kanji: 織金
40. Oserika
• Meaning: Pushing jasmine
• Pronunciation: oh-seh-ree-kah
• Kanji: 押茉莉香
41. Oyakashi
• Meaning: Mysterious parent
• Pronunciation: oh-yah-kah-shee
• Kanji: 親怪
42. Oriraku
• Meaning: Woven joy
• Pronunciation: oh-ree-rah-koo
• Kanji: 織楽
43. Omiharu
• Meaning: Sacred spring
• Pronunciation: oh-mee-hah-roo
• Kanji: 御春
44. Oshitaru
• Meaning: Peaceful shine
• Pronunciation: oh-shee-tah-roo
• Kanji: 志光
45. Okozue
• Meaning: Staff of honor
• Pronunciation: oh-koh-zoo-eh
• Kanji: 御杖
46. Ogoromo
• Meaning: Royal robes
• Pronunciation: oh-goh-roh-moh
• Kanji: 御衣
47. Otenchi
• Meaning: Heaven’s blessing
• Pronunciation: oh-ten-chee
• Kanji: 御天地
48. Osuzuna
• Meaning: Sacred sand bell
• Pronunciation: oh-soo-zoo-nah
• Kanji: 鈴砂
49. Ohanare
• Meaning: Blossoming separation
• Pronunciation: oh-hah-nah-reh
• Kanji: お離れ
50. Omihana
• Meaning: Sacred flower
• Pronunciation: oh-mee-hah-nah
• Kanji: 御花
Fantasy Japanese Names That Start With O
This collection is perfect for writers, gamers, and world-builders. These fantasy Japanese names beginning with “O” blend mysticism, magic, and otherworldly charm rooted in Japanese phonetics and inspired by myth, nature, and spiritual lore.
1. Okirashi
• Meaning: Rising soul
• Pronunciation: oh-kee-rah-shee
• Kanji: 起羅志
2. Otsuyomi
• Meaning: Moon of prophecy
• Pronunciation: oh-tsoo-yoh-mee
• Kanji: 乙月見
3. Orikanae
• Meaning: Woven eternity
• Pronunciation: oh-ree-kah-nah-eh
• Kanji: 織永
4. Oborozuna
• Meaning: Hazy sandstorm
• Pronunciation: oh-boh-roh-zoo-nah
• Kanji: 朧砂
5. Oshikaze
• Meaning: Whispering wind
• Pronunciation: oh-shee-kah-zeh
• Kanji: 忍風
6. Otokashi
• Meaning: Phantom shadow
• Pronunciation: oh-toh-kah-shee
• Kanji: 音霞
7. Oumeiha
• Meaning: Divine echo leaf
• Pronunciation: oh-oo-meh-ee-hah
• Kanji: 黄鳴葉
8. Onryuuto
• Meaning: Spirit dragon sword
• Pronunciation: ohn-ryoo-toh
• Kanji: 怨龍刀
9. Origanome
• Meaning: Eye of weaving
• Pronunciation: oh-ree-gah-noh-meh
• Kanji: 織眼
10. Otensai
• Meaning: Celestial genius
• Pronunciation: oh-ten-sigh
• Kanji: 御天才
11. Oshihana
• Meaning: Mystic bloom
• Pronunciation: oh-shee-hah-nah
• Kanji: 忍花
12. Omigami
• Meaning: Sacred deity
• Pronunciation: oh-mee-gah-mee
• Kanji: 御神
13. Oyugure
• Meaning: Twilight bath
• Pronunciation: oh-yoo-goo-reh
• Kanji: 夕暮
14. Okaraki
• Meaning: Borrowed fire
• Pronunciation: oh-kah-rah-kee
• Kanji: 火借
15. Orikouka
• Meaning: Weaving incense flower
• Pronunciation: oh-ree-koh-kah
• Kanji: 織香花
16. Ominatsuki
• Meaning: Moonlit harbor
• Pronunciation: oh-mee-nah-tsoo-kee
• Kanji: 港月
17. Oshiranai
• Meaning: Unknown light
• Pronunciation: oh-shee-rah-nai
• Kanji: 白無
18. Omuraiha
• Meaning: Thunder ash blade
• Pronunciation: oh-moo-rah-ee-hah
• Kanji: 霧雷刃
19. Orozakai
• Meaning: Bound horizon
• Pronunciation: oh-roh-zah-kai
• Kanji: 織界
20. Ototsune
• Meaning: Sound echo
• Pronunciation: oh-toh-tsoo-neh
• Kanji: 音常
21. Oharakami
• Meaning: Spring deity
• Pronunciation: oh-hah-rah-kah-mee
• Kanji: 春神
22. Orikyuu
• Meaning: Woven palace
• Pronunciation: oh-ree-kyoo
• Kanji: 織宮
23. Oshinkai
• Meaning: Deep mind realm
• Pronunciation: oh-sheen-kai
• Kanji: 深界
24. Oyasumei
• Meaning: Restful clarity
• Pronunciation: oh-yah-soo-meh-ee
• Kanji: お休明
25. Orugamika
• Meaning: Divine origami
• Pronunciation: oh-roo-gah-mee-kah
• Kanji: 折紙神
26. Otomekiri
• Meaning: Maiden’s cut
• Pronunciation: oh-toh-meh-kee-ree
• Kanji: 乙女切
27. Oninkai
• Meaning: Demon realm
• Pronunciation: oh-neen-kai
• Kanji: 鬼界
28. Oyoseina
• Meaning: Summoned grace
• Pronunciation: oh-yoh-seh-ee-nah
• Kanji: 寄聖名
29. Oharugami
• Meaning: God of spring
• Pronunciation: oh-hah-roo-gah-mee
• Kanji: 春神
30. Orunaika
• Meaning: Weaving cry
• Pronunciation: oh-roo-nai-kah
• Kanji: 織泣香
31. Oshikami
• Meaning: Silent god
• Pronunciation: oh-shee-kah-mee
• Kanji: 忍神
32. Omusubi
• Meaning: Spirit knot
• Pronunciation: oh-moo-soo-bee
• Kanji: 御結
33. Otsubasa
• Meaning: Great wings
• Pronunciation: oh-tsoo-bah-sah
• Kanji: 大翼
34. Omatsuriya
• Meaning: Festival master
• Pronunciation: oh-maht-soo-ree-yah
• Kanji: 御祭屋
35. Oshioren
• Meaning: Gentle lotus
• Pronunciation: oh-shee-oh-rehn
• Kanji: 押蓮
36. Orinzoku
• Meaning: Clan of weaving
• Pronunciation: oh-reen-zoh-koo
• Kanji: 織族
37. Osorena
• Meaning: Sacred fear
• Pronunciation: oh-soh-reh-nah
• Kanji: 恐聖
38. Oazamiya
• Meaning: Thistle shrine
• Pronunciation: oh-ah-zah-mee-yah
• Kanji: 薊宮
39. Omiharuka
• Meaning: Spring of the gods
• Pronunciation: oh-mee-hah-roo-kah
• Kanji: 御春香
40. Oshirokiba
• Meaning: Castle fang
• Pronunciation: oh-shee-roh-kee-bah
• Kanji: 城牙
41. Okuroukai
• Meaning: Sending thunder realm
• Pronunciation: oh-koo-roh-kai
• Kanji: 送雷界
42. Onokaze
• Meaning: Field wind
• Pronunciation: oh-noh-kah-zeh
• Kanji: 野風
43. Omugaito
• Meaning: Wrapped mystery
• Pronunciation: oh-moo-gai-toh
• Kanji: 包謎人
44. Otoshikai
• Meaning: Falling ocean world
• Pronunciation: oh-toh-shee-kai
• Kanji: 落海界
45. Orikageha
• Meaning: Woven shadow leaf
• Pronunciation: oh-ree-kah-geh-hah
• Kanji: 織影葉
46. Oyakamura
• Meaning: Parental village
• Pronunciation: oh-yah-kah-moo-rah
• Kanji: 親村
47. Oshinten
• Meaning: Sacred sky point
• Pronunciation: oh-sheen-ten
• Kanji: 心天
48. Omizuki
• Meaning: Water moon
• Pronunciation: oh-mee-zoo-kee
• Kanji: 水月
49. Osorayume
• Meaning: Fearful dream
• Pronunciation: oh-soh-rah-yoo-meh
• Kanji: 恐夢
50. Oroishima
• Meaning: Woven island
• Pronunciation: oh-roh-ee-shee-mah
• Kanji: 織島
Cool Japanese Names That Start With O
These cool Japanese names beginning with “O” blend modern flair, stylish sounds, and bold meanings perfect for characters, influencers, or anyone wanting a name with confident energy and fresh aesthetics.
1. Okito
• Meaning: Spark of truth
• Pronunciation: oh-kee-toh
• Kanji: 起翔
2. Oriki
• Meaning: Power weave
• Pronunciation: oh-ree-kee
• Kanji: 織気
3. Oshiroi
• Meaning: White makeup
• Pronunciation: oh-shee-roh-ee
• Kanji: 白粉
4. Osamuya
• Meaning: House of order
• Pronunciation: oh-sah-moo-yah
• Kanji: 治屋
5. Otora
• Meaning: Sound tiger
• Pronunciation: oh-toh-rah
• Kanji: 音虎
6. Onishiro
• Meaning: Great castle
• Pronunciation: oh-nee-shee-roh
• Kanji: 大城
7. Ozuki
• Meaning: Bold moon
• Pronunciation: oh-zoo-kee
• Kanji: 男月
8. Okurei
• Meaning: Delayed thunder
• Pronunciation: oh-koo-reh-ee
• Kanji: 遅雷
9. Ogama
• Meaning: Giant scythe
• Pronunciation: oh-gah-mah
• Kanji: 大鎌
10. Orochi
• Meaning: Serpent king
• Pronunciation: oh-roh-chee
• Kanji: 大蛇
11. Ogenkai
• Meaning: Origin world
• Pronunciation: oh-gehn-kai
• Kanji: 元界
12. Osho
• Meaning: Master monk
• Pronunciation: oh-show
• Kanji: お正
13. Otakezo
• Meaning: Bamboo elephant
• Pronunciation: oh-tah-keh-zoh
• Kanji: 竹象
14. Oyami
• Meaning: Dark wave
• Pronunciation: oh-yah-mee
• Kanji: 闇海
15. Okiba
• Meaning: Weapon stock
• Pronunciation: oh-kee-bah
• Kanji: 置場
16. Oshido
• Meaning: Warrior’s path
• Pronunciation: oh-shee-doh
• Kanji: 忍道
17. Onizuka
• Meaning: Demon mound
• Pronunciation: oh-nee-zoo-kah
• Kanji: 鬼塚
18. Orudo
• Meaning: Gold thread
• Pronunciation: oh-roo-doh
• Kanji: 織金
19. Otetsu
• Meaning: Iron hand
• Pronunciation: oh-teh-tsoo
• Kanji: 鉄手
20. Ominami
• Meaning: Big wave
• Pronunciation: oh-mee-nah-mee
• Kanji: 大波
21. Orisuto
• Meaning: Stylish weave
• Pronunciation: oh-ree-soo-toh
• Kanji: 織姿
22. Ouma
• Meaning: King horse
• Pronunciation: oh-oo-mah
• Kanji: 王馬
23. Orixen
• Meaning: Woven origin
• Pronunciation: oh-ree-k-sen
• Kanji: 織源
24. Oyuto
• Meaning: Hot flow
• Pronunciation: oh-yoo-toh
• Kanji: 湯流
25. Oritake
• Meaning: Folded bamboo
• Pronunciation: oh-ree-tah-keh
• Kanji: 折竹
26. Okikaze
• Meaning: Ruling wind
• Pronunciation: oh-kee-kah-zeh
• Kanji: 治風
27. Oburo
• Meaning: Night bath
• Pronunciation: oh-boo-roh
• Kanji: 御風呂
28. Onibara
• Meaning: Demon rose
• Pronunciation: oh-nee-bah-rah
• Kanji: 鬼薔薇
29. Oshibana
• Meaning: Pressed flower
• Pronunciation: oh-shee-bah-nah
• Kanji: 押花
30. Oryuken
• Meaning: Dragon blade
• Pronunciation: oh-ryoo-ken
• Kanji: 龍剣
31. Okimura
• Meaning: Waking village
• Pronunciation: oh-kee-moo-rah
• Kanji: 起村
32. Oritsuya
• Meaning: Woven shop
• Pronunciation: oh-ree-tsoo-yah
• Kanji: 織屋
33. Oyabun
• Meaning: Boss
• Pronunciation: oh-yah-boon
• Kanji: 親分
34. Okaruma
• Meaning: Firewheel
• Pronunciation: oh-kah-roo-mah
• Kanji: 火車
35. Otsurugi
• Meaning: Great blade
• Pronunciation: oh-tsoo-roo-gee
• Kanji: 大剣
36. Orikasen
• Meaning: Woven flame
• Pronunciation: oh-ree-kah-sen
• Kanji: 織火
37. Oshikamiya
• Meaning: Silent shrine
• Pronunciation: oh-shee-kah-mee-yah
• Kanji: 忍神宮
38. Okamikai
• Meaning: Wolf society
• Pronunciation: oh-kah-mee-kai
• Kanji: 狼会
39. Osabaki
• Meaning: Style execution
• Pronunciation: oh-sah-bah-kee
• Kanji: 押裁
40. Orozae
• Meaning: Night weave
• Pronunciation: oh-roh-zah-eh
• Kanji: 織宵
41. Okuroki
• Meaning: Sending record
• Pronunciation: oh-koo-roh-kee
• Kanji: 送録
42. Otogari
• Meaning: Sound hunt
• Pronunciation: oh-toh-gah-ree
• Kanji: 音狩
43. Oshinza
• Meaning: New throne
• Pronunciation: oh-sheen-zah
• Kanji: 新座
44. Otamari
• Meaning: Gathering sound
• Pronunciation: oh-tah-mah-ree
• Kanji: 音集
45. Ogamiki
• Meaning: Worship tree
• Pronunciation: oh-gah-mee-kee
• Kanji: 拝木
46. Oritsume
• Meaning: Woven claw
• Pronunciation: oh-ree-tsoo-meh
• Kanji: 織爪
47. Oseiran
• Meaning: Holy chaos
• Pronunciation: oh-seh-ee-rahn
• Kanji: 聖乱
48. Osamurai
• Meaning: Noble warrior
• Pronunciation: oh-sah-moo-rah-ee
• Kanji: 御侍
49. Oyakami
• Meaning: Parent deity
• Pronunciation: oh-yah-kah-mee
• Kanji: 親神
50. Otensaku
• Meaning: Sky flower
• Pronunciation: oh-ten-sah-koo
• Kanji: 天咲
Cute Japanese Names That Start With O
These cute Japanese names beginning with “O” are filled with gentle sounds, soft meanings, and charming imagery perfect for babies, characters, or anyone who loves delicate, affectionate names.
1. Omiya
• Meaning: Sweet shrine
• Pronunciation: oh-mee-yah
• Kanji: 御宮
2. Oharu
• Meaning: Little spring
• Pronunciation: oh-hah-roo
• Kanji: 小春
3. Omame
• Meaning: Tiny bean
• Pronunciation: oh-mah-meh
• Kanji: お豆
4. Otomo
• Meaning: Companion
• Pronunciation: oh-toh-moh
• Kanji: 乙友
5. Orika
• Meaning: Woven fragrance
• Pronunciation: oh-ree-kah
• Kanji: 織香
6. Okochi
• Meaning: Small valley
• Pronunciation: oh-koh-chee
• Kanji: 小河内
7. Otone
• Meaning: Gentle sound
• Pronunciation: oh-toh-neh
• Kanji: 音音
8. Okika
• Meaning: Fragrant flower
• Pronunciation: oh-kee-kah
• Kanji: 沖花
9. Otsuki
• Meaning: Little moon
• Pronunciation: oh-tsoo-kee
• Kanji: 乙月
10. Oyu
• Meaning: Warm water
• Pronunciation: oh-yoo
• Kanji: お湯
11. Orimi
• Meaning: Beautiful weave
• Pronunciation: oh-ree-mee
• Kanji: 織美
12. Obana
• Meaning: Tailed flower
• Pronunciation: oh-bah-nah
• Kanji: 尾花
13. Omochi
• Meaning: Sweet rice cake
• Pronunciation: oh-moh-chee
• Kanji: お餅
14. Omiho
• Meaning: Sweet sail
• Pronunciation: oh-mee-hoh
• Kanji: 小帆
15. Okuru
• Meaning: To send with care
• Pronunciation: oh-koo-roo
• Kanji: 贈る
16. Otowa
• Meaning: Feather sound
• Pronunciation: oh-toh-wah
• Kanji: 音羽
17. Orino
• Meaning: Field of threads
• Pronunciation: oh-ree-noh
• Kanji: 織野
18. Oshizu
• Meaning: Quiet blossom
• Pronunciation: oh-shee-zoo
• Kanji: 志津
19. Omari
• Meaning: Little truth
• Pronunciation: oh-mah-ree
• Kanji: 小真理
20. Ochiho
• Meaning: Falling sails
• Pronunciation: oh-chee-hoh
• Kanji: 落帆
21. Okoha
• Meaning: Little leaf
• Pronunciation: oh-koh-hah
• Kanji: 小葉
22. Otoki
• Meaning: Moment of sound
• Pronunciation: oh-toh-kee
• Kanji: 音時
23. Oshika
• Meaning: Gentle deer
• Pronunciation: oh-shee-kah
• Kanji: 押鹿
24. Omitsuki
• Meaning: Light moon
• Pronunciation: oh-mee-tsoo-kee
• Kanji: 小月
25. Okina
• Meaning: Sweet old soul
• Pronunciation: oh-kee-nah
• Kanji: 翁
26. Oruri
• Meaning: Bluebird
• Pronunciation: oh-roo-ree
• Kanji: 小瑠璃
27. Otsubo
• Meaning: Little jar
• Pronunciation: oh-tsoo-boh
• Kanji: 小壺
28. Ohoho
• Meaning: Giggle
• Pronunciation: oh-hoh-hoh
• Kanji: おほほ
29. Oyui
• Meaning: Gentle tie
• Pronunciation: oh-yoo-ee
• Kanji: 御結
30. Orine
• Meaning: Melody weave
• Pronunciation: oh-ree-neh
• Kanji: 織音
31. Otamari
• Meaning: Gathering sound
• Pronunciation: oh-tah-mah-ree
• Kanji: 音集
32. Ochiyo
• Meaning: Everlasting calm
• Pronunciation: oh-chee-yoh
• Kanji: 千代
33. Oharuka
• Meaning: Spring bloom
• Pronunciation: oh-hah-roo-kah
• Kanji: 春香
34. Oyuki
• Meaning: Gentle snow
• Pronunciation: oh-yoo-kee
• Kanji: 小雪
35. Omariyo
• Meaning: True generation
• Pronunciation: oh-mah-ree-yoh
• Kanji: 真代
36. Okiri
• Meaning: Small cut
• Pronunciation: oh-kee-ree
• Kanji: 小切
37. Omakari
• Meaning: Sweet hunt
• Pronunciation: oh-mah-kah-ree
• Kanji: 甘狩
38. Obinako
• Meaning: Child of beauty
• Pronunciation: oh-bee-nah-koh
• Kanji: 美奈子
39. Otosuzu
• Meaning: Bell sound
• Pronunciation: oh-toh-soo-zoo
• Kanji: 音鈴
40. Orikoko
• Meaning: Woven heart
• Pronunciation: oh-ree-koh-koh
• Kanji: 織心
41. Omifuyu
• Meaning: Beautiful winter
• Pronunciation: oh-mee-foo-yoo
• Kanji: 美冬
42. Otokiri
• Meaning: Sound of precision
• Pronunciation: oh-toh-kee-ree
• Kanji: 音切
43. Oyuuna
• Meaning: Hot water grace
• Pronunciation: oh-yoo-nah
• Kanji: 湯菜
44. Orihina
• Meaning: Weaving sun greens
• Pronunciation: oh-ree-hee-nah
• Kanji: 織陽菜
45. Onamiya
• Meaning: Wave shrine
• Pronunciation: oh-nah-mee-yah
• Kanji: 波宮
46. Oshihime
• Meaning: Quiet princess
• Pronunciation: oh-shee-hee-meh
• Kanji: 忍姫
47. Otoneko
• Meaning: Sound kitten
• Pronunciation: oh-toh-neh-koh
• Kanji: 音猫
48. Obotome
• Meaning: Young maiden
• Pronunciation: oh-boh-toh-meh
• Kanji: 小乙女
49. Otemari
• Meaning: Decorative ball
• Pronunciation: oh-teh-mah-ree
• Kanji: 手毬
50. Omihoshi
• Meaning: Beautiful star
• Pronunciation: oh-mee-hoh-shee
• Kanji: 美星
Unisex Japanese Names That Start With O
These unisex Japanese names beginning with “O” are ideal for any gender, carrying meanings that are gentle, strong, spiritual, or poetic perfect for parents seeking versatility or creators designing balanced, modern characters.
1. Osora
• Meaning: Big sky
• Pronunciation: oh-soh-rah
• Kanji: 大空
2. Oto
• Meaning: Sound
• Pronunciation: oh-toh
• Kanji: 音
3. Omari
• Meaning: True presence
• Pronunciation: oh-mah-ree
• Kanji: 真理
4. Orin
• Meaning: Weaving bell
• Pronunciation: oh-reen
• Kanji: 織鈴
5. Okimi
• Meaning: Noble beauty
• Pronunciation: oh-kee-mee
• Kanji: 沖美
6. Otomei
• Meaning: Maiden brightness
• Pronunciation: oh-toh-meh-ee
• Kanji: 乙明
7. Oharu
• Meaning: Spring warmth
• Pronunciation: oh-hah-roo
• Kanji: 春
8. Omi
• Meaning: Ocean beauty
• Pronunciation: oh-mee
• Kanji: 海美
9. Oyuki
• Meaning: Gentle snow
• Pronunciation: oh-yoo-kee
• Kanji: 小雪
10. Okane
• Meaning: Gold
• Pronunciation: oh-kah-neh
• Kanji: 金
11. Otowa
• Meaning: Feather sound
• Pronunciation: oh-toh-wah
• Kanji: 音羽
12. Oriku
• Meaning: Woven sky
• Pronunciation: oh-ree-koo
• Kanji: 織空
13. Onari
• Meaning: Honored presence
• Pronunciation: oh-nah-ree
• Kanji: 御成
14. Oshika
• Meaning: Gentle deer
• Pronunciation: oh-shee-kah
• Kanji: 押鹿
15. Oen
• Meaning: Noble connection
• Pronunciation: oh-ehn
• Kanji: 御縁
16. Omori
• Meaning: Great forest
• Pronunciation: oh-moh-ree
• Kanji: 大森
17. Otsuki
• Meaning: Moon
• Pronunciation: oh-tsoo-kee
• Kanji: 月
18. Okimiya
• Meaning: Noble shrine
• Pronunciation: oh-kee-mee-yah
• Kanji: 沖宮
19. Orie
• Meaning: Weaving bay
• Pronunciation: oh-ree-eh
• Kanji: 織江
20. Otori
• Meaning: Sound bird
• Pronunciation: oh-toh-ree
• Kanji: 音鳥
21. Oume
• Meaning: Plum blossom
• Pronunciation: oh-oo-meh
• Kanji: 梅
22. Osaji
• Meaning: Small spoon
• Pronunciation: oh-sah-jee
• Kanji: お匙
23. Onaga
• Meaning: Long tail
• Pronunciation: oh-nah-gah
• Kanji: 尾長
24. Orisu
• Meaning: Weaving nest
• Pronunciation: oh-ree-soo
• Kanji: 織巣
25. Okari
• Meaning: Temporary presence
• Pronunciation: oh-kah-ree
• Kanji: 仮
26. Otane
• Meaning: Sound seed
• Pronunciation: oh-tah-neh
• Kanji: 音種
27. Orei
• Meaning: Respectful thanks
• Pronunciation: oh-reh-ee
• Kanji: 御礼
28. Oharuki
• Meaning: Spring radiance
• Pronunciation: oh-hah-roo-kee
• Kanji: 春輝
29. Omina
• Meaning: Divine presence
• Pronunciation: oh-mee-nah
• Kanji: 女神
30. Okura
• Meaning: Storehouse
• Pronunciation: oh-koo-rah
• Kanji: 大蔵
31. Onariyo
• Meaning: Form of honor
• Pronunciation: oh-nah-ree-yoh
• Kanji: 御成代
32. Omugi
• Meaning: Barley
• Pronunciation: oh-moo-gee
• Kanji: 大麦
33. Orisa
• Meaning: Woven sand
• Pronunciation: oh-ree-sah
• Kanji: 織砂
34. Oshino
• Meaning: Gentle field
• Pronunciation: oh-shee-noh
• Kanji: 志野
35. Otaba
• Meaning: Folded leaf
• Pronunciation: oh-tah-bah
• Kanji: 折葉
36. Otsuno
• Meaning: Horned field
• Pronunciation: oh-tsoo-noh
• Kanji: 角野
37. Oyone
• Meaning: Rice sound
• Pronunciation: oh-yoh-neh
• Kanji: お米音
38. Okata
• Meaning: Solid form
• Pronunciation: oh-kah-tah
• Kanji: 形
39. Omishiro
• Meaning: Sacred castle
• Pronunciation: oh-mee-shee-roh
• Kanji: 御城
40. Oshigami
• Meaning: Quiet deity
• Pronunciation: oh-shee-gah-mee
• Kanji: 忍神
41. Orifumi
• Meaning: Woven text
• Pronunciation: oh-ree-foo-mee
• Kanji: 織文
42. Otose
• Meaning: Falling currents
• Pronunciation: oh-toh-seh
• Kanji: 落瀬
43. Oharine
• Meaning: Gentle spring sound
• Pronunciation: oh-hah-ree-neh
• Kanji: 春音
44. Osato
• Meaning: Big village
• Pronunciation: oh-sah-toh
• Kanji: 大里
45. Oyama
• Meaning: Big mountain
• Pronunciation: oh-yah-mah
• Kanji: 大山
46. Otamari
• Meaning: Gathering soul
• Pronunciation: oh-tah-mah-ree
• Kanji: 音集
47. Omikane
• Meaning: Sacred metal
• Pronunciation: oh-mee-kah-neh
• Kanji: 御金
48. Oraki
• Meaning: Woven hope
• Pronunciation: oh-rah-kee
• Kanji: 織希
49. Osanai
• Meaning: Young and small
• Pronunciation: oh-sah-nai
• Kanji: 幼い
50. Okisumi
• Meaning: Pure tide
• Pronunciation: oh-kee-soo-mee
• Kanji: 沖澄
Conclusion
Whether you’re exploring names for a story, a child, or simply out of curiosity, this curated guide to Japanese names that start with O offers a diverse spectrum from soft and cute to bold and fantastical. Each name carries its own beauty, shaped by centuries of culture and meaning. If one of these names touched your heart, consider its kanji and story before choosing and enjoy the timeless elegance of Japanese naming.
Frequently Asked Questions
What are some common Japanese names that start with O?
Names like Osamu, Orie, and Ota are commonly used and have strong meanings related to order, weaving, or large rice fields.
Can Japanese names that start with O be unisex?
Yes! Names like Oto, Omi, and Omari are used across genders and often have soft, poetic meanings.
What does the “O” prefix mean in Japanese names?
“O” can mean “big,” “honorable,” or simply be a phonetic start. It doesn’t always change the meaning it depends on the kanji used.
Are names that start with O popular in Japan today?
Some, like Osamu or Oharu, have traditional roots, while others are gaining popularity for their uniqueness in modern contexts.
What are the best cute Japanese names starting with O?
Omochi, Okika, and Otone are considered very cute due to their soft sounds and sweet meanings like “flower” or “sound.”
Do any samurai or historical figures have names starting with O?
Yes Oda Nobunaga is one of the most famous. “Oda” is a well-known surname among samurai families.
Are all these names real?
Many are real or inspired by traditional Japanese name elements. Some in fantasy sections are creative, yet follow authentic linguistic patterns and kanji use.

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