| English definition | Japanese (romaji) | Hiragana | Katakana | Kanji |
| Bis Dann...tschuess | Ja mata | |||
| see you tomorrow | Ja mata ashita | |||
| jazz | jazu | ジャズ | ||
| ji | ji | じ | ||
| onself | ji | じ | 自 | |
| letter, character | ji | |||
| myself | jibun | |||
| grandfather / senior citizen | jiisan | |||
| time | jikan | |||
| straightaway | jiki | じき | 直 | |
| deliberately | jikkuri | |||
| timetable | jikokuhyou | |||
| office | jimusho | |||
| dictionary | jisho | |||
| good at | jouzu (na) | |||
| actress | joyuu | |||
| 10 months | jukkagetsu | |||
| spell / charm | jumon | |||
| ten days / decameron | jun | じゅん | 旬 | |
| preparation / setup / arrangements | junbi | |||
| ten minutes | juppun | |||
| ten | juu | じゅう | 十 | |
| ten years | juu nen | |||
| the 14th | juu yokka | |||
| October | juugatsu | |||
| 15th (of the month) | juugonichi | |||
| 18th (of the month) | juuhachinichi | |||
| November | juuichigastsu | |||
| November | juuichigatsu | |||
| 11th (of the month) | juuichinichi | |||
| ten minutes | juujikan | |||
| 19th (of the month) | juukunichi | じゅうくにち | ||
| 17th (of the month) | juunananichi | |||
| ten years | juunen | |||
| December | juunigatsu | |||
| 12th (of the month) | juuninichi | |||
| 16th (of the month) | juurokunichi | |||
| 13th (of the month) | juusannichi | |||
| ten weeks | juusjukan | |||
| juice | juusu | |||
| 14th (of the month) | juuyokka |
