Download

Latest Version 5.1.9 is released on June 10, 2026.
Release Notes

For Windows, download from below.
MuseScore 3 and 4 compliant. (Plugins for JapoScore work only on MuseScore 3)
JapoScore Version 5.1.9 for Windows (43538 ダウンロード)

For Mac OSX, download from below.
MuseScore 3 and 4 compliant. (Plugins for JapoScore work only on MuseScore 3)
JapoScore Version 5.1.9 for Mac (29994 ダウンロード)

For Mac OSX (macOS 10.13.6), download from below. JapoScoreV3.9.12　and later versions cannot run on macOS 10.13.6 (Sorry!)。