Cosmic Bouton d'or Bouton d'or Cosmique Cosmic Bouton d'or’s tracks S&C demo by Cosmic Bouton d'or published on 2022-08-27T16:46:53Z [WIP] Black Cat - Number Bronze by Cosmic Bouton d'or published on 2021-03-20T12:40:40Z [WIP] First Storm - Kohaku Merry by Cosmic Bouton d'or published on 2019-06-22T16:15:38Z [UTAU cover] End of Rain - Kohaku Merry by Cosmic Bouton d'or published on 2017-05-05T19:00:14Z