Please see here for details. https://alphatheta.com/ja/information/%E6%9B%B4%E6%96%B0-omnis-duo-%E3%83%95%E3%82%A1%E3%83%BC%E3%83%A0%E3%82%A6%E3%82%A7%E3%82%A2-ver-1-04/