2014 - 4 tracks

Zone It (Single) - Kotoko

2013 - 2 tracks

Soshite Kirameku Otome to Himitsu^5 ORIGINAL MAXI CD - Kotoko

2013 - 4 tracks

Usotsuki Ouji to Nayameru Ohime-sama -Princess syndrome- Original Maxi Single - Kotoko, Shihori

2012 - 4 tracks

→unfinished→ - Kotoko

2012 - 4 tracks

→unfinished→ - Kotoko

2012 - 4 tracks

Restart - Kotoko

2012 - 4 tracks

PRISM ARK Special Sound Package GREEN (Single) - Kotoko

2011 - 3 tracks

Stars Biscuit (Single) - Kotoko

2011 - 1 tracks

Unmei no Melody (Single) - Kotoko

2011 - 13 tracks

ヒラく宇宙ポケット (Hiraku Uchu Pocket) - Kotoko

2010 - 4 tracks

碧羅の天へ誘えど(Hekira no Sora e Izanaedo) - Kotoko

2010 - 7 tracks

Hallucino - Kotoko