# 介 — mediate; shell

介 means “mediate; shell”. It is a JLPT N2 kanji written with 4 strokes. On'yomi: カイ (kai). It has no common kun'yomi. You'll see it in words such as 介して (kaishite, “through”).

- Meaning: mediate; shell
- On'yomi: カイ (kai)
- Kun'yomi: —
- Strokes: 4
- Level: JLPT N2 · set Links & order

## How to remember 介

Parts: 人 person; roof · 丿 slash · 丨 stick

## Words with 介

| Word | Reading | Meaning |
| --- | --- | --- |
| 介して | かいして (kaishite) | through |
| 介する | かいする (kaisuru) | to use as an intermediary |

## Don't confuse it with

[全](https://moji.ninja/n3-kanji/whole/) · [谷](https://moji.ninja/n3-kanji/valley/)

## More in the “Links & order” set

[介](https://moji.ninja/n2-kanji/mediate/) · [類](https://moji.ninja/n2-kanji/sort/) · [順](https://moji.ninja/n2-kanji/sequence/) · [絡](https://moji.ninja/n2-kanji/entwine/) · [依](https://moji.ninja/n2-kanji/depend-on/) · [互](https://moji.ninja/n2-kanji/reciprocal/) · [緒](https://moji.ninja/n2-kanji/cord/) · [較](https://moji.ninja/n2-kanji/contrast/)

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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/n2-kanji/mediate/. Last updated 2026-11-01.