Translate English docs to Japanese for the Docusaurus i18n locale. Use when: (1) User wants to translate en docs to ja, (2) User says 'translate', 'ja version', 'Japanese translation', (3) User wants to check for missing ja docs.
Translate English MDX documentation files to Japanese using the ja-translator subagent.
Parse the argument to determine the mode:
docs/color/three-tier-color-strategy.mdx) — translate that specific filecolor, layout) — translate all untranslated files in that categorycheck-missing or check — scan for all EN docs without JA counterpartsdoc/docs/<category>/<filename>.mdxdoc/i18n/ja/docusaurus-plugin-content-docs/current/<category>/<filename>.mdxFor deep articles (folder with + sub-pages):
index.mdxdoc/docs/<category>/<folder>/index.mdxdoc/i18n/ja/docusaurus-plugin-content-docs/current/<category>/<folder>/index.mdxResolve the input to one or more source EN file paths. Verify each exists.
For each source file, check if a JA translation already exists at the i18n path.
For each file that needs translation, use the ja-translator subagent:
Task tool → subagent_type: "ja-translator"