川かわ崎さき七しち分ぶ

noun

baggy tobi trousers (seven-tenths length)

A specific style of tobi (construction worker) trousers where the baggy portion occupies about 70% of the total leg length. A niche term used in workwear contexts.

• 鳶とび職しょくの間あいだでは、川かわ崎さき七しち分ぶが動うごきやすいと評ひょう判ばんだ。

  Among steeplejacks, Kawasaki-shichibu trousers are reputed to be easy to move in.