くたびれ儲け (くたびれもうけ) Japanese meaning | KotomoraMeanings
1
noun
waste of effort; thankless task
usually written using kana alone
Describes a situation where one's hard work yields little or no reward, or a task that brings no gratitude. Often used in the phrase くたびれ儲けに終わる.
この仕事はくたびれ儲けで、感謝されることもない。
This job is a thankless task; nobody ever appreciates it.