[Feature Request] Add Japanese language support for voice mode

Bug Description
Please add Japanese language support for voice mode

Environment Info

• Platform: darwin
• Terminal: Apple_Terminal
• Version: 2.1.74
• Feedback ID: 95b818dd-f0ab-401d-9419-a9d848b5fe9c

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/kosuke/.local/share/claude/versions/2.1.74 (expected in multi-process scenarios)\n    at kvT (/$bunfs/root/src/entrypoints/cli.js:2644:2025)\n    at Cbq (/$bunfs/root/src/entrypoints/cli.js:2644:1169)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-12T07:49:43.573Z"},{"error":"Error: ripgrep exited with code null\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:100:18244)\n    at emit (node:events:98:22)\n    at #maybeClose (node:child_process:766:16)\n    at #handleOnExit (node:child_process:520:72)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-12T07:52:18.218Z"}]