in a box

idiomatic euphemistic

(idiomatic) Under very restrictive limits or boundaries. / (idiomatic, euphemistic) Dead.

Japanese Meaning

非常に厳しい制限や境界の中にある状態 / （婉曲的に）亡くなっている状態

As a manager, she felt trapped in a box after the new policy severely limited her decision-making.

マネージャーとして、彼女は新しい方針で意思決定が厳しく制限されたため、窮屈な枠内に閉じ込められていると感じた。

Sense（1）

(idiomatic) Under very restrictive limits or boundaries.

By virtue of the sonnet's many complications, Shakespeare put himself in a box when writing poetry.

Sense（2）

(idiomatic, euphemistic) Dead.