These names are adopting in Japan and that is the way these are so popular in this country. See full list of Girls, Boys and Transgenders Baby Name Famous in Japan Country.
| Name | Meaning | Details |
|---|---|---|
| Itsuko | Five | View Details |
| Itsuo | Fifth Born Son | View Details |
| Iwao | Rock | View Details |
| Izumi | Fountain | View Details |
| Jin | Tenderness | View Details |
| Jiro | Second Son | View Details |
| Jirou | Second Son | View Details |
| Joji | Second Son | View Details |
| Junko | Obedient | View Details |
| Junpei | Pure | View Details |
| Juro | Tenth Son | View Details |
| Jurou | Tenth Son | View Details |
| Kaede | Maple Leaf | View Details |
| Kaemon | Joyful | View Details |
| Kagami | Mirror | View Details |