腰を据える

• 読み: こしをすえる
• ローマ字: koshi wo sueru
• 漢字の分解: 腰 (yō/koshi) — waist, lower back; 据 (kyo/su) — to set in place, install
• 発音: /ko.ɕi.wo.sɯ.e.ɾɯ/

意味

To settle down; to commit seriously to something; to dig in; to plant oneself and engage with patience. Expresses sustained, wholehearted dedication.

A set phrase (慣用句) combining 腰 (waist) and 据える (to set or fix in place). The image is of planting one's body low and firm, like a wrestler or worker who is not going anywhere. Used to describe committing to a long-term project, difficult negotiation, or demanding situation that requires sustained effort. The opposite of 腰が浮く (being restless, not committing fully).

例文

1. 腰を据えて日本語を学ぶには、少なくとも三年は必要だ。
2. 彼はこの仕事に腰を据えて取り組む覚悟を固めた。
3. 問題の根本的な解決には、腰を据えた対話が欠かせない。

使い方ガイド

場面: work, study, commitment, negotiations

トーン: determined

起源と歴史

腰 (koshi) refers to the lower torso, considered the stable centre of the body in traditional Japanese culture. 据える means to set or fix in place. The phrase draws on the image of firmly planting one's centre to express sustained commitment.

文化的背景

時代: Traditional

世代: Adults

社会的背景: Universal