mdn-translation-ja-mcp: Skill for Claude Code

.agents/skills/japanese-style/SKILL.md

japanese-style is a skill for Claude Code, Codex from gurezo/mdn-translation-ja-mcp. It costs 49 tokens per session (509 once invoked), scanned A, original, MIT.

A Japanese writing-style checker for Mozilla MDN translations. It reviews politeness level, Japanese character usage, terminology consistency, and formatting style.

In plain words
What is it for?
Use it to review MDN Japanese text, check style-rule IDs, and verify consistency in prose, lists, procedures, and metadata.
Why use it?
It helps keep translated documentation consistent and catches differences in voice, spelling, and technical wording.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

This is gurezo/mdn-translation-ja-mcp's own configuration. It tells Claude Code and Codex how to work on mdn-translation-ja-mcp itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything mdn-translation-ja-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to gurezo/mdn-translation-ja-mcp. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/gurezo/mdn-translation-ja-mcp/main/.agents/skills/japanese-style/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/gurezo/mdn-translation-ja-mcp

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for japanese-style

README.md
[![agentmods](https://agentmods.dev/badge/skills/gurezo/mdn-translation-ja-mcp/japanese-style/github.svg)](https://agentmods.dev/skills/gurezo/mdn-translation-ja-mcp/japanese-style)
Your own site
<a href="https://agentmods.dev/skills/gurezo/mdn-translation-ja-mcp/japanese-style"><img src="https://agentmods.dev/badge/skills/gurezo/mdn-translation-ja-mcp/japanese-style/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for japanese-style

Your own site · 80×15
<a href="https://agentmods.dev/skills/gurezo/mdn-translation-ja-mcp/japanese-style"><img src="https://agentmods.dev/badge/skills/gurezo/mdn-translation-ja-mcp/japanese-style.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 49 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 509 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00049 $0.00509
Opus 5 $0.00024 $0.00254
Sonnet 5 $0.00010 $0.00102
Haiku 4.5 $0.00005 $0.00051

Measured 4d ago against content hash f0a1d13df4a4, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

japanese-style scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 4d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.agents/skills/japanese-style/SKILL.md · 37 lines

What it actually says

Japanese Style

When to use

  • です・ます調の統一を確認するとき
  • ひらがな/漢字表記の揺れを確認するとき
  • 箇条書き・手順文の文体混在を確認するとき
  • 文体レビュー(STYLE_* ルール ID)を実施するとき

Review rule IDs

ID 確認内容
STYLE_DESU_MASU_AND_DEARU_MIX です・ます調とだ・である調の混在
STYLE_KATAKANA_AND_GLOSSARY_CONSISTENCY カタカナと {{glossary}} 第2引数の整合
STYLE_LIST_AND_PROCEDURE_VOICE 体言止めとです・ます調の混在
STYLE_L10N_METADATA l10n.sourceCommit 等のメタデータ
STYLE_KANJI_WHEN_HIRAGANA_TOO_LONG ひらがな連続で読みにくいときは漢字

mdn_trans_review が自動検査する ID: STYLE_HIRAGANA_*(表記統一)、STYLE_DESU_MASU_*(文体ヒューリスティック)。STYLE_KATAKANA_AND_GLOSSARY_CONSISTENCYSTYLE_LIST_AND_PROCEDURE_VOICE は人手確認。

Workflow

  1. コードフェンス外の本文を対象に文体を確認
  2. references/style-rules.md の表記統一ルールを適用
  3. 表記・用語は editorial-guideline / mozilla-l10n-glossary と併用

Additional resources

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 4d ago Changed · +1 lines f0a1d13df4a4
  2. 11d ago First seen · 36 lines · 49 tokens per session scan A 647dcc4543cd

Subscribe to this mod's changes

japanese-style is a skill published in the GitHub repository gurezo/mdn-translation-ja-mcp (0 stars, last pushed 4d ago), licensed MIT. It adds 49 tokens to every session and 509 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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