COINN is a Japanese indie rock band based in Tokyo.The band has been performing music for children since 2009.Koryo Saito invited his friends Kohsey Oda,Banri Shiraiwa and Toshihiro Ohno(OROROTORIHIRO) to the band in 2008.also the members has kept solo project for each. They has released three album of children’s music as “Hello! Hello! Hello!(2011)”,“you are the light(2013)” and “Wonders!(2019)” by the SAITOCNO label.