Regression of mind

Regression of mind a song by Sakamiya on Archodia Music

双晶のコバルトブルー by Sakamiya , つゆり花鈴&ORI姫 ,
天翔ける蒼穹のセレナーデ by Sakamiya , あらたきき ,
Regression of mind by Sakamiya , 美島愛音 ,
Tendaness Air -追憶- by Sakamiya , 雪村しずか ,
Re:voltage by Sakamiya , 橘花音 ,
翼の折れた天使たちのレクイエム by Sakamiya , 前野 ,