Houkago Tea Time (Hikasa Youko & Toyosaki Aki & Satou Satomi & Kotobuki Minako) - Don't say 'lazy' [K-ON TV-1 ED 1]
Houkago Tea Time (Hikasa Youko & Toyosaki Aki & Satou Satomi & Kotobuki Minako) - NO,Thank You![K-ON TV-2 ED 2]