惰 — “Lazy / Laziness” in Japanese

Master (高手)だ

Radical ⼼ · radical 61 The building block this kanji is filed under

“Lazy / Laziness” in Japanese is 惰, read da (だ). It is a Jōyō kanji taught in Japanese secondary school (junior & senior high) — the 高手 · Master tier beyond the grade 1–6 Kyōiku set, and appears in words such as 惰性 (inertia).

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What does 惰 mean?

Full details, readings & example

Kanji	惰
Meaning	Lazy / Laziness
Readings	だ
Grade	Master (高手 · secondary school)
Curriculum	Jōyō kanji · Japanese secondary school (JLPT N1–N2)
Example	惰性 (inertia)

How to read 惰

惰 is read da (だ) depending on the word.

Words with 惰

惰性

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Updated: 2026-08-28