K-On! - Hikasa Yoko with Toyosaki Aki, Satou Satomi & Kotobuki Minako - Don't say
Toyosaki Aki with Hikasa Yoko, Satou Satomi & Kotobuki Minako(K-ON) - Fuwafuwa Jikan
Toyosaki Aki with Hikasa Yoko, Satou Satomi & Kotobuki Minako - Don't Say 'Lazy' [K-ON OST]