koiga ainikawaru syunnkann Koigil Vaja On Verd (Estonian) Koigis paigus, kus ma seisan (Everywhere I ever stand) Koigokoro Koigokoro (KOI-GOKORO) Koigokoro (Original Karaoke) Koigokoro wo toushinagara Koigomai KoIGoRoMo KoIGoRoMo (off vocal)