# 剛 — sturdy; strength

剛 means “sturdy; strength”. It is a JLPT N1 kanji written with 10 strokes. On'yomi: ゴウ (gou). It has no common kun'yomi.

- Meaning: sturdy; strength
- On'yomi: ゴウ (gou)
- Kun'yomi: —
- Strokes: 10
- Level: JLPT N1 · set Qualities 5

## How to remember 剛

Parts: 岡 hill · 刂 sword

## Don't confuse it with

[岡](https://moji.ninja/n3-kanji/hill/)

## More in the “Qualities 5” set

[疎](https://moji.ninja/n1-kanji/estranged/) · [剛](https://moji.ninja/n1-kanji/sturdy/) · [潔](https://moji.ninja/n1-kanji/spotless/) · [酷](https://moji.ninja/n1-kanji/severe/) · [邪](https://moji.ninja/n1-kanji/wicked/) · [劣](https://moji.ninja/n1-kanji/inferior/) · [怪](https://moji.ninja/n1-kanji/weird/) · [佳](https://moji.ninja/n1-kanji/fine/) · [壮](https://moji.ninja/n1-kanji/robust/)

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From Moji Ninja (https://moji.ninja/), a free app for learning hiragana, katakana and the JLPT kanji from N5 to N1 with spaced repetition. Page: https://moji.ninja/n1-kanji/sturdy/. Last updated 2026-11-01.