# 2019-1 Release Note

* [Dec 2019 | Release Note](/ja/release-notes/archive/2019/dec-2019-release-note)
* [Nov 2019 | Release Note](/ja/release-notes/archive/2019/nov-2019-release-note)
* [Oct 2019 | Release Note](/ja/release-notes/archive/2019/oct-2019-release-note)
* [Sep 2019 | Release Note](/ja/release-notes/archive/2019/sep-2019-release-note)
* [Aug 2019 | Release Notes](/ja/release-notes/archive/2019/aug-2019-release-notes)
* [May 2019 | Release Note](/ja/release-notes/archive/2019/may-2019-release-note)
* [Apr 2019 | Release Note](/ja/release-notes/archive/2019/apr-2019-release-note)
* [Mar 2019 | Release Note](/ja/release-notes/archive/2019/mar-2019-release-note)
* [Feb 2019 | Release Note](/ja/release-notes/archive/2019/feb-2019-release-note)
* [Jun 2019 | Release Notes](/ja/release-notes/archive/2019/jun-2019-release-notes)