---
title: comment-japanese-spacing
description: Require a half-width space between Japanese and half-width characters.
---

- Rule ID: `tai-kun/comment-japanese-spacing`
- Auto-fix: Yes

Fixes missing spaces between Japanese characters and half-width letters, digits, and technical symbols. Full-width or repeated spaces at those boundaries are normalized to one half-width space.

## Configuration [#configuration]

Add the rule to `lint.rules` in `vite.config.ts` to enable it.

```ts
"tai-kun/comment-japanese-spacing": "error",
```

## Examples [#examples]

### Invalid [#invalid]

```ts
// Vite+のlintを実行します
```

### Valid [#valid]

```ts
// Vite+ の lint を実行します。
```

## Notes [#notes]

- Characters around `、`, `。`, `（`, `）`, `「`, and `」` are excluded.
- Inline code, URLs, code fences, and `@example` blocks are protected.
- Full-width spaces and repeated spaces are normalized to one space.

## Related rules [#related-rules]

- [`spaced-comment`](/vp-lint-plugins/en/rules/spaced-comment)
- [`comment-one-sentence-per-line`](/vp-lint-plugins/en/rules/comment-one-sentence-per-line)