Denshi Jisho — Online Japanese dictionary

嘘 うそ 1: lie; falsehood; incorrect fact;
2: (Colloquialism) Really!; Unbelievable!; No way!
Common word, Noun 
唄 うた song
Common word, Noun 
歌 うた 1: song;
2: classical Japanese poetry (esp. tanka);
3: modern poetry
Common word, Noun 
内 うち 1: inside; within;
2: while;
3: among; amongst; between;
4: () we (referring to one's in-group, i.e. company, etc.); our;
5: my spouse;
6: (Noun)
7: (Archaism) imperial palace grounds;
8: (Archaism) emperor; () (Kansai dialect) I (primarily used by women and children); me
Common word, Noun, No-adjective 
家 うち 1: house; home (one's own);
2: () (one's) family; (one's) household
Common word, Noun, No-adjective 
腕 うで 1: arm;
2: skill
Common word, Noun 
午 うま seventh sign of Chinese zodiac (The Horse, 11am-1pm, south, May)
Common word, Noun 
馬 うま 1: horse;
2: promoted bishop (shogi)
Common word, Noun 
海 うみ sea; beach
Common word, Noun 
梅 うめ 1: Japanese apricot (Prunus mume); Chinese plum;
2: lowest (of a three-tier ranking system)
Common word, Noun 
末 うら top end; tip
Common word, Noun, Archaism 
浦 うら inlet
Common word, Noun 
裏 うら 1: bottom (or another side that is hidden from view); undersurface; opposite side; reverse side;
2: rear; back; behind (the house);
3: lining; inside;
4: out of sight; behind the scenes;
5: proof;
6: opposite (of a prediction, common sense, etc.);
7: inverse (of a hypothesis, etc.);
8: bottom (of an inning); last half (of an inning)
Common word, Noun 
運 うん fortune; luck
Common word, Noun 
初 うい first; new
No-adjective, Noun prefix, Noun 
魚 うお fish
Noun 
盞 うき sake cup; cup for alcoholic beverages
Noun 
槽 うけ basin; tub
Noun, Archaism 
丑 うし second sign of Chinese zodiac (The Ox, 1am-3am, north-northeast, December)
Noun 
蛆 うじ maggot; larva; grub
Noun, Usually written using kana alone 
碓 うす millstone; mortar
Noun 
臼 うす millstone; mortar
Noun 
舂 うす millstone; mortar
Noun 
薄 うす light (e.g. colour, color)
Prefix 
獺 うそ 1: (Usually written using kana alone) otter (Lutra lutra);
2: (Usually written using kana alone) Japanese river otter (Lutra lutra whiteleyi)
Noun 
鷽 うそ Eurasian bullfinch (Pyrrhula pyrrhula); Japanese bullfinch
Noun, Usually written using kana alone 

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