酸素
Cokiyu
kouya
カーダー
Kouya 荒野
Akatuki
Gluttony
Kouya
Dance in Tears
Kouya
Flowers In The Rain
Kouya
Point the Gun
Kouya
Seta
Kouya
Cardiocircuito
Kouya
Down The Aisle
Kouya
Shots of Madness
Kouya
Kouya
Cursed Crown, IruGuitar
君が来た
Kouya
Jealousy
Kouya
Kouya
Kosei Fukuda
Kouya (Tobias. Remix)
Kosei Fukuda
Kouya (Eduardo De La Calle Suppression Dub Mix)
Kosei Fukuda
Kouya (We Will Fail Remix)
Kosei Fukuda
Kouya (Painted by Yotam Avni)
Kosei Fukuda
heyy (feat. PiiNG)
Kouya, Piing
Tutto d'un fiato
Kouya
Sguardi
Kouya
Anger
Kouya
Di certo mi capirai
Kouya
More Than Friends
Kouya
GHOST (feat. KOUYA, PiiNG & Mayari Sirena)
Habang Buhay, Kouya, Piing, Mayari Sirena
MEDITATIONS (feat. PiiNG & KOUYA)
Habang Buhay, Piing, Kouya
PASSPORT (feat. PiiNG & KOUYA)
Habang Buhay, Piing, Kouya
AGAPE (feat. PiiNG & KOUYA)
Habang Buhay, Piing, Kouya
CROWNED WITH HORNS (feat. PiiNG & KOUYA)
Habang Buhay, Piing, Kouya