Are you looking for beautiful and cute Japanese baby Boy names that start with the letter I? To help you in searching for the latest and modern Japanese baby boy names, we have created an extensive list of the Top 333 most popular and adorable I-letter Japanese boy names with their beautiful meanings.
Choose a unique name from our newest collection of Top 333 Japanese Baby Boy Names starting with I.
| Name | Meaning | Origin | Gender | Numerology |
|---|---|---|---|---|
| Itsuma | Very, Excellent, Horse, | Japanese | Boy | 2 |
| Itsumi | Love, | Japanese | Boy | 1 |
| Itsumu | Clothing, Pongee, | Japanese | Boy | 4 |
| Itsunoshin | One, This, Dictates, Move On, | Japanese | Boy | 4 |
| Itsunosuke | Second, This, Dictates, Assistance, | Japanese | Boy | 1 |
| Itsuo | Very, Excellent, Man, | Japanese | Boy | 3 |
| Itsurou | Very, Excellent, Man, Mens, | Japanese | Boy | 6 |
| Itsuta | Crest, Big, | Japanese | Boy | 9 |
| Itsutarou | Second, Multi, Man, Mens, | Japanese | Boy | 9 |
| Itsuto | One, Long Life, | Japanese | Boy | 5 |
| Itsuya | Second, Call, | Japanese | Boy | 5 |
| Itsuyoshi | Second, Auspicious, | Japanese | Boy | 1 |
| Itsuzou | Second, Three, | Japanese | Boy | 5 |
| Itta | One, Thick, | Japanese | Boy | 5 |
| Itten | One, Heaven, | Japanese | Boy | 5 |
| Ittetsu | One, Sage, Wise Man, Philosopher, Disciple, | Japanese | Boy | 6 |
| Itto | One, Human, | Japanese | Boy | 1 |
| Ittoku | One, Virtue, | Japanese | Boy | 6 |
| Ittoshi | One, Season, | Japanese | Boy | 1 |
| Ittotsu | One, Convex, | Japanese | Boy | 7 |
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| Ittousai | One, Sword, Cleanse, | Japanese | Boy | 6 |
| Iwaki | Strict, Castle, | Japanese | Boy | 8 |
| Iwane | Strict, Root, | Japanese | Boy | 7 |
| Iwao | Rock, | Japanese | Boy | 3 |
| Iwashi | Strict, Aspire, | Japanese | Boy | 6 |
| Iwato | Strict, Passed, | Japanese | Boy | 5 |
| Iwatora | Strict, Tiger, | Japanese | Boy | 6 |
| Iwau | Be Delighted, | Japanese | Boy | 9 |
| Iyo | Particle To Adjust The Tone, World, | Japanese | Boy | 4 |
| Iyori | One, Righteousness, | Japanese | Boy | 4 |
| Iyoto | Particle To Adjust The Tone, Ability, | Japanese | Boy | 3 |
| Izaburou | Courage, Human, | Japanese | Boy | 5 |
| Izayoi | Great, Standing, Call, | Japanese | Boy | 4 |
| Izou | The Reason, Warehouse, | Japanese | Boy | 8 |
| Izuchi | Fountain, Ground, | Japanese | Boy | 4 |
| Izuho | Out, Sail, | Japanese | Boy | 7 |
| Izuka | Think Deeply, Good, | Japanese | Boy | 5 |
| Izuki | Stone, Motion, | Japanese | Boy | 4 |
| Izuku | Out, A Long Time, | Japanese | Boy | 7 |
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| Izumimoto | Fountain, Origin, | Japanese | Boy | 6 |
| Izumo | Out, Cloud, | Japanese | Boy | 3 |
| Izumu | Out, Dream, | Japanese | Boy | 9 |
| Izuru | Out, | Japanese | Boy | 5 |
| Izuto | Fountain, Ladle, | Japanese | Boy | 1 |