UTAU
Video, Audio & Music
A singing voice synthesis tool. The official download page distributes a Windows installer and publishes a version history.
Japanese UI
Video, Audio & Music: apps that support Japanese
3 apps
3 apps that APP NAVI confirmed from official sources to support Japanese. Last checked: 2026-11-05. Anything we could not confirm stays "Unverified"; we never guess. Prices and specs change, so check each app's official page before you use it.
Video, Audio & Music — see all apps →
VOICEVOX
Video, Audio & Music
Free text-to-speech and singing voice synthesis software; the page states it is free for commercial and non-commercial use subject to each character's terms.
Free planJapanese UI
ゆっくりMovieMaker4
Video, Audio & Music
A video editor for yukkuri-style commentary videos, offering video export, template features and support for many speech-synthesis tools and services.
Free planJapanese UIIndie