つじつまが合う

• 読み: つじつまがあう
• ローマ字: tsujitsuma ga au
• 漢字の分解: 合 (gō/a) — fit, match, suit
• 発音: /tsɯ.dʑi.tsɯ.ma.ɡa.a.ɯ/

意味

To be consistent; to be coherent; to add up logically.

A set expression combining つじつま (consistency, coherence) with 合う (to match, to fit). Most frequently used in the negative form つじつまが合わない to point out contradictions or inconsistencies in someone's story, explanation, or argument. Common in detective stories, debates, and everyday conversation when evaluating logic.

例文

1. 彼の説明はどうもつじつまが合わない。
2. 証拠を並べてみると、すべてつじつまが合った。
3. つじつまが合うように話を作るのは難しい。

使い方ガイド

場面: logic, investigation, conversation

トーン: analytical

起源と歴史

つじつま originally comes from 辻褄, where 辻 means crossroads and 褄 means the edge of a kimono. Both refer to points where things must align properly — seams meeting at edges, roads meeting at intersections.

文化的背景

時代: Edo period

世代: All ages

社会的背景: Universal