Fude Pen: Ball Pen (#8 "Shinkan!" Mix)
ふでペン~ボールペン~(#12『軽音!』Mix)
Year: 2009
singer Satou Satomi
singer Kotobuki Minako
singer Taketatsu Ayana
singer Toyosaki Aki
singer Hikasa Youko
lyrics Inaba Emi
composer Kawaguchi Susumu
