About Ungray days (feat. Kagamine Rin)
Tsumiki - Ungray days (feat. Kagamine Rin) (Letra y canción para escuchar) - mukashi / mukashi / aru inochi ga / shirokuro no ai wo katatta / itsushika sore wa / mou moudoku to ka shite / kudake chitte / aa sanhankikan wa suitai