Illustration: At a model-making bench in a small apartment, a hobbyist carefully fits the final hand-cut roof piece onto a miniature Japanese house. Several rejected pieces lie nearby, each with a visibly different failed fit, along with tiny wood offcuts and worn sandpaper.

JLPT N1nounLevel estimated by Bebop

苦く心しん

kushin

painstaking effort

Example sentences

苦心くしんの甲斐かいがあった。
That was well worth the trouble.
Tatoeba · CC BY 2.0 FR · Source
その歌手かしゅはファンの群むらがる中なかを苦心くしんして進すすんだ。
The singer fought his way through the crowd of fans.
Tatoeba · CC BY 2.0 FR · Source
苦心くしんを要ようしたという。
It is said that this was a painstaking process.
KFTT corpus (NICT), Wikipedia · CC BY-SA 3.0 · Source

Kanji in 苦心

苦suffering; trialOnクKunくるしい・くるしむ・くるしめる
心heart; mindOnシンKunこころ

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