ChouCho initially formed the band Lotus Lotus in 2007 when still in high school and performed covers of songs from anime. Starting in June 2008, ChouCho began submitting videos of her singing on the Nico Nico Douga video sharing website. On July 27, 2011, she made her major debut with her single “Kawaru Mirai” (カワルミライ?, lit. “Changing Future”), which is used as the opening theme to the 2011 anime Heaven’s Memo Pad. Her second single “Authentic symphony” was released on October 26, 2011 and is used as the opening theme to the 2011 anime Mashiroiro Symphony. In August 2011, she released the album Lapis with the producer Junky. ChouCho’s third single “Harmonia” (ハルモニア?) was released on November 23, 2011 and is used as the ending theme to the 2011 original video animation series The Legend of Heroes: Trails in the Sky. Her fourth single “Million of Bravery” was released on March 21, 2012 and is used as the theme song to the 2012 video game Kaku-San-Sei Million Arthur.