JMdict: 2068470

裏工作 【うらこうさく】

  1. [n] dodgy dealings; monkey business
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
Back, Amidst, In, Reverse, Inside, Palm, Sole, Rear, Lining, Wrong Side うら
Craft, Construction, Katakana E Radical (no. 48) コウ, ク, グ
Make, Production, Prepare, Build サク, サ つく.る, つく.り, -づく.り