Japanese

Noun

こうさく ‎(romaji kōsaku)

1. 工作: handicraft, industrial art, woodwork; underground negotiation of political, foreign relations; activities of espionage
2. 耕作: agricultural cultivation, farming

Proper noun

こうさく ‎(romaji Kōsaku)

1. 宏作: A male given name
2. 幸作: A male given name

Verb

こうさくする ‎(romaji kōsaku suru)

1. 工作: to handcraft, to construct, to scheme
2. 耕作: to plow, to cultivate, to farm