| たのしむ | 楽む | to enjoy oneself |
| たのしみ | 楽しみ | pleasure, joy |
| たまに | | occasionally, once in a while |
| ため | 為 | good, advantage, in order to |
| だめ | | useless, no good, hopeless |
| たりる | 足りる | to be sufficient, to be enough |
| だんせい | 男性 | male, man |
| だんぼう | 暖房 | heating |
| ち | 血 | blood |
| チェック・する | | check |
| ちから | 力 | strength, power |
| ちっとも | | not at all (neg. verb) |
| ～ちゃん | | suffix for familiar (female) person |
| ちゅうい | 注意 | caution, being careful, attention (heed) |
| ちゅうがっこう | 中学校 | junior high school, middle school pupil |
| ちゅうしゃ | 注射 | injection |
| ちゅうしゃじょう | 駐車場 | parking lot, parking place |
| ～ちょう | ～町 | ～ of the town |
| ちり | 地理 | geography |
| ～（に）ついて | | about, concerning, regarding |
| つかまえる | 捕まえる | to catch, to arrest, to seize |
| つき | | moon |
| ～つき | ～月 | month |
| つく | 点く | to be started, to be switched on |
| つける | | to take |
| つける | 漬ける | to soak, to moisten, to pickle |
| つごう | 都合 | circumstances, condition, convenience |
| つたえる | 伝える | to tell, to report |
| つづく | 続く | to be continued |
| ～つづける | ～続ける | to continue doing ～ |
| つづける | 続ける | to continue, to keep up, to keep on |
| つつむ | 包む | wrap, pack |
| つま | 妻 | (hum) wife |
| つもり | | intention, plan |
| つる | 釣る | to fish |
| つれる | 連れる | to lead, to take (a person) |
| ていねい | 丁寧 | polite, courteous |
| テキスト | | (1)text, (2)text book |
| てきとう | 適当 | fitness, suitability |
| できる | | to be able to do |
| できるだけ | | if at all possible, as much as possible |
| てつだう | 手伝う | to help, to assist, to take part in |
| テニス | | tennis |
| てぶくろ | 手袋 | glove |
| てら | 寺 | temple |
| てん | 点 | spot, mark, point, dot |
| てんいん | 店員 | shop assistant, employee, clerk, salesperson |
| てんきよほう | 天気予報 | weather forecast, weather report |
| でんとう | 電灯 | electric light |
| でんぽう | 電報 | telegram |
| てんらんかい | 展覧会 | exhibition |
| と | 都 | metroplitan, municipal |
| どうぐ | 道具 | tool, means |
| とうとう | | finally, at last |
| どうぶつえん | 動物園 | zoo |
| とおく | 遠く | far away, distant |
| とおり | 通り | ～ Street, ～ Avenue |
| とおる | 通る | to pass (by), to go through |
| とくに | 特に | particularly, especially |
| とくべつ | 特別 | special |
| とこや | | barber |
| とちゅう | 途中 | on the way, en route, midway |
| とっきゅう | 特急 | limited express (train, faster than an express) |
| とどける | 届ける | to reach |
| とまる | 泊まる | to stay at (eg. hotel) |
| とめる | 止める | to stop (something) |
| とりかえる | 取り替える | to exchange, to replace |
| どろぼう | 泥棒 | thief, burglar, robber |
| どんどん | | steadily, little by little |
| なおす | 直す | to fix, to repair |
| なおる | 直る | to be fixed, to be repaired |
| なおる | 治る | to be cured, to heal |
| なかなか | 中々 | very, considerably, quite |
| なく | 泣く | to cry, to weep |
| なくなる | 無くなる | to disappear, to get lost |
| なくなる | 亡くなる | to die |
| なげる | 投げる | to throw, to cast away |
| なさる | | (hon) to do |
| なる | 鳴る | to sound, to ring, to resound |
| なるべく | | as much as possible |
| なるほど | | I see, now I understand |
| なれる | 慣れる | to grow accustomed to |
| におい | | odour, scent, smell |
| にがい | 苦い | bitter |
| ～にくい | | difficult to do ～ |
| にげる | 逃げる | to escape, to run away |
| にっき | 日記 | diary, journal |
| にゅういん・する | 入院 | hospitalization |
| にゅうがく・する | 入学 | entry to school or university, matriculation |
| にる | 似る | to resemble, to be similar |
| にんぎょう | 人形 | doll, puppet, figure |
| ぬすむ | 盗む | to steal |
| ぬる | 塗る | to paint, to plaster |
| ぬれる | | to get wet |
| ねだん | | price, cost |
| ねつ | 熱 | fever, temperature |
| ねっしん | | zeal, enthusiasm |
| ねぼう | 寝坊 | sleeping in late |
