Internationalization

Supported Languages

Language	Code	Status
English	en	Default
简体中文	zh	Full
日本語	ja	Full

Language Detection

Priority order:

1. config.toml setting: language = "zh"
2. $LANG environment variable (e.g., zh_CN.UTF-8)
3. Fallback: en

Set Language

Via config

~/.config/mutsumi/config.toml

language = "ja"

Via init

mutsumi init --lang zh

What Gets Translated

• Tab labels (Today/Week/Month/Inbox)
• Status text (“tasks”, “done”, “pending”)
• Action labels (“New Task”, “Delete this task?”)
• Help screen text
• Error messages

What Stays English

• CLI commands and flags
• Config field names
• JSON field names in tasks.json
• Technical terms