Title: insomnia Lyrics: 不二 悠風理 (FUJI Yukari from Cosmos and Chaos) Music: 不二 悠風理 (FUJI Yukari from Cosmos and Chaos) Vocal: 欲音ルコ (Yokune Ruko / ACE Studio), 波音リツ (Namine Ritsu / ACE Studio) Picture: Cosmos and Chaos Instrumental etc.: https://cosmoschaos.net/insomnia/