| east2526 |
Eastern Japanese |
Japonic |
| nucl1643 |
Japanese |
Japonic |
| japa1257 |
Japanese-based pidgin |
Pidgin |
| japa1238 |
Japanese Sign Language |
Sign Language |
| japa1258 |
Japan-Taiwan Japanese |
Japonic |
| manc1255 |
Manchuria Pidgin Japanese |
Pidgin |
| namb1295 |
Nambu (Japanese) |
Japonic |
| oldj1239 |
Old Japanese |
Japonic |
| yila1234 |
Vernacular Atayalic Japanese |
Japonic |
| west2607 |
Western Japanese |
Japonic |