虫(むし)がいい

むしがいい
expression
selfish; self-serving; too convenient
idiompersonality
1. selfish; self-serving; asking too much
Of a request, plan or person: thinking only of one's own advantage and expecting others to go along with it.
それは虫(むし)がいい話(はなし)だ。
That's a rather selfish idea.
手伝(てつだ)わないのに分(わ)け前(まえ)だけ欲(ほ)しいなんて、虫(むし)がよすぎる。
Wanting a share without helping is far too much to ask.
何(なに)もしないで試験(しけん)に受(う)かろうというのは虫(むし)のいい考(かんが)えだと、自分(じぶん)でも分(わ)かっている。
I know myself that hoping to pass the exam without doing anything is wishful and self-serving.

Common patterns

Usage

Always critical, and often said of a request that wants the benefit without the cost. It conjugates like いい: 虫(むし)がよかった, 虫(むし)がよすぎる (not いすぎる).

Etymology

The 虫(むし) is the "inner bug" once thought to govern a person's moods and wishes, as in 腹(はら)の虫(むし) and 虫(むし)の知(し)らせ.

general
Added 2026.10.5 4:18 · Revised 2026.10.5 4:22
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