Cocolo Colon

 (ココロコロン) was a two member idol group based in Nagano. The group was active from October 2005 to 2010 and later on September 25 2017 for a single performance at the Nagano Olympics.

Final Line-Up

 * Kaho (かほ)
 * Erina (えりな)

Former Members

 * Miwa (みわ) (Withdrew 2006)

Albums

 * [2008.12.24] Sugao (素顔; Real Face)

Singles

 * [2006.02.04] Otome Gokoro (乙女ゴコロ)
 * [2007.05.19] Yume wo Kanaeyou (夢を叶えよう)
 * [2008.08.01] GOAL