Are you looking for beautiful and cute Japanese baby Boy names that start with the letter O? To help you in searching for the latest and modern Japanese baby boy names, we have created an extensive list of the Top 150 most popular and adorable O-letter Japanese boy names with their beautiful meanings.
Choose a unique name from our newest collection of Top 150 Japanese Baby Boy Names starting with O.
Name | Meaning | Origin | Gender | Numerology |
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Obanai | Small, A Character Used For Basho A Perennial Plant Of The Musaceae, The Inner, | Japanese | Boy | 6 |
Obito | Respectable Person, Human, | Japanese | Boy | 7 |
Oden | Firebird, beautiful, lovely | Japanese | Boy | 2 |
Oguri | In, A Long Time, Interest, | Japanese | Boy | 7 |
Oki | Off The Coast, | Japanese | Boy | 8 |
Okiatsu | Fun, Thickness, | Japanese | Boy | 6 |
Okichika | Intent, Circumference, | Japanese | Boy | 4 |
Okifumi | Intent, History, | Japanese | Boy | 3 |
Okigorou | Fun, Horse, Man, Mens, | Japanese | Boy | 3 |
Okiharu | Fun, Much Far, | Japanese | Boy | 2 |
Okihide | Inner Part, Superiority, High Quality , | Japanese | Boy | 7 |
Okihiko | Inner Part, Respectable Man Has Both Wit And Virtue, | Japanese | Boy | 6 |
Okihira | Inner Part, Flat, | Japanese | Boy | 8 |
Okihiro | Fun, Leading Widely, | Japanese | Boy | 4 |
Okihisa | Intent, A Long Time, | Japanese | Boy | 9 |
Okihito | Intent, One, | Japanese | Boy | 6 |
Okiji | Intent, Two, | Japanese | Boy | 9 |
Okijirou | Fun, Two, Cheerfulness, | Japanese | Boy | 9 |
Okikage | Inner Part, Shadow, | Japanese | Boy | 5 |
Okikatsu | Intent, Triumph Over, | Japanese | Boy | 8 |
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Okikuni | Intent, Country, | Japanese | Boy | 9 |
Okimasa | Fun, Superiority, | Japanese | Boy | 6 |
Okimichi | Fun, Correct Relationship, | Japanese | Boy | 5 |
Okimitsu | Intent, Charge, | Japanese | Boy | 9 |
Okimori | Intent, Prosperous, | Japanese | Boy | 9 |
Okimoto | Intent, Origin, | Japanese | Boy | 8 |
Okimune | Intent, Ancestor, | Japanese | Boy | 7 |
Okina | Old Man, | Japanese | Boy | 5 |
Okinao | Inner Part, Straight, | Japanese | Boy | 2 |
Okinari | Off The Coast, Bark, | Japanese | Boy | 5 |
Okinobu | Intent, Extend, | Japanese | Boy | 6 |
Okinojou | Inner Part, This, Dictates, To Assist, | Japanese | Boy | 2 |
Okinori | Fun, Scripture, | Japanese | Boy | 1 |
Okinoshin | Inner Part, This, Dictates, Move On, | Japanese | Boy | 6 |
Okinosuke | Inner Part, This, Dictates, Assistant, | Japanese | Boy | 3 |
Okisada | Intent, Establish, | Japanese | Boy | 6 |
Okisato | Intent, Village, | Japanese | Boy | 9 |
Okishige | Intent, Growing Up, | Japanese | Boy | 2 |
Okishirou | Fun, History, Cheerfulness, | Japanese | Boy | 8 |
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Okita | Inner Part, Multi, | Japanese | Boy | 2 |
Okitada | Intent, However, | Japanese | Boy | 7 |
Okitaka | Fun, Towering, | Japanese | Boy | 5 |
Okitake | Fun, The Oldest Person Of The Brothers, , | Japanese | Boy | 9 |
Okitarou | Intent, Multi, Man, Mens, | Japanese | Boy | 2 |
Okitatsu | Intent, Dragon, | Japanese | Boy | 8 |
Okiteru | Inner Part, Illuminate, | Japanese | Boy | 9 |
Okito | Intent, Passed, | Japanese | Boy | 7 |
Okitomo | Fun, Companion, | Japanese | Boy | 8 |
Okitoshi | Intent, Outstanding Person, | Japanese | Boy | 7 |
Okitoyo | Intent, Benevolence, | Japanese | Boy | 2 |
Okitsune | Intent, Ordinary, | Japanese | Boy | 6 |
Okiyasu | Fun, Holiday, | Japanese | Boy | 2 |
Okiyori | Intent, Depending, | Japanese | Boy | 3 |
Okiyoshi | Fun, Beautiful, Lovely , | Japanese | Boy | 3 |
Okizumi | Intent, Pure, | Japanese | Boy | 5 |
Oku | Inner Part, | Japanese | Boy | 2 |
Okuhito | Will Not Forget, Benevolence, | Japanese | Boy | 9 |
Okuto | Billion, Human, | Japanese | Boy | 1 |
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Omaru | Please, Circle, | Japanese | Boy | 5 |
Omega | Cord, Sprout, River, | Japanese | Boy | 5 |
Omi | Firebird, Not Yet, | Japanese | Boy | 1 |
Omia | Servant, Nitrous, | Japanese | Boy | 2 |
Omido | Big, Decree, | Japanese | Boy | 2 |
Omihiro | Servant, Wide, | Japanese | Boy | 6 |
Omihito | Servant, One, | Japanese | Boy | 8 |
Omiichi | Servant, One, | Japanese | Boy | 3 |
Omikazu | Servant, One, | Japanese | Boy | 6 |
Omimasa | Servant, Lead, | Japanese | Boy | 8 |
Ominori | Servant, Model, | Japanese | Boy | 3 |
Omio | Servant, Husband, | Japanese | Boy | 7 |
Omita | Servant, Thick, | Japanese | Boy | 4 |
Omito | A servant,One who serves a lord | Japanese | Boy | 9 |
Ommasa | Favor, Regular, | Japanese | Boy | 8 |
Ommitsu | Favor, Light, | Japanese | Boy | 2 |
Omoi | Think, | Japanese | Boy | 7 |
Omokane | Think, Serve, | Japanese | Boy | 2 |
On | Favor, | Japanese | Boy | 2 |
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Onji | Warm, Be Affectionate, | Japanese | Boy | 3 |
Onjuurou | Warm, Ten, Man, Mens, | Japanese | Boy | 9 |
Onkei | Favor, Clever, | Japanese | Boy | 9 |
Onoru | Woman, House, | Japanese | Boy | 2 |
Onrai | Favor, Come, | Japanese | Boy | 3 |
Onri | Favor, Management, | Japanese | Boy | 2 |
Onsa | Sound, Fork, | Japanese | Boy | 4 |
Onsyou | Favor, Living, | Japanese | Boy | 1 |
Onta | Favor, Thick, | Japanese | Boy | 5 |
Ontarou | Warm, Thick, Cheerfulness, | Japanese | Boy | 5 |
Onto | Relaxing, Over Jumps, | Japanese | Boy | 1 |
OnYu | Warm, Healing, | Japanese | Boy | 3 |
Oobayashi | Big, Forest, | Japanese | Boy | 5 |
Ooga | Big, Me, | Japanese | Boy | 2 |
Ooji | Big, A Road, | Japanese | Boy | 4 |
Ooka | Multi, Flower, | Japanese | Boy | 6 |
Ookami | Big, God, | Japanese | Boy | 1 |
Ooki | Big, | Japanese | Boy | 5 |
Ookuni | Big, Country, | Japanese | Boy | 4 |