Copyright © 2026 Kotomora. All Rights Reserved.
理屈 (りくつ) Japanese meaning | Kotomora
Common word JLPT N1 Freq. Frequency Top 10,000 Meanings 1
noun
theory ; reasoning ; logic
Refers to a coherent line of reasoning, theoretical framework, or logical argument. Often used when someone explains the rationale behind something.
屈くつ
だ
と
、
誰だれ
も
責せき
任にん
を
取と
ら
なく
て
いい
こと
に
なる
。
By that logic, no one would have to take responsibility.
2
noun
unreasonable argument ; strained logic ; excuse
Carries a negative nuance: an argument that is technically logical but forced, self-serving, or used as a pretext. Common in phrases like 理屈をこねる (to quibble) or 理屈に合わない (doesn't make sense).
Written forms 理り 屈くつ Usage 96%
Standard kanji spelling; high-frequency in news and general use.
理り 窟くつ Usage 3%
rarely-used kanji form
Rarely used kanji form.
リクツ Usage 1%
Kanji 理 logic, arrangement, reason Similar words 理り 論ろん 理論 is a formal, academic theory or system of principles, while 理屈 can be more informal reasoning or even a quibbling argument.
理り 由ゆう 理由 is a neutral reason or cause; 理屈 implies a chain of logic, sometimes with a negative connotation of being overly argumentative.
Etymology Compound of 理 (principle, reason) and 屈 (bend, yield). The combination suggests bending principles to fit an argument, which may underlie the negative nuance of strained logic.
