Taiyo to Ciscomoon debuted in April of 1999. Its four members (Inaba Atsuko, RuRu, Shinoda Miho, and Kominato Miwa) were chosen on the TV show ASAYAN. They released six singles and an album that year. Kominato left the group before their sixth single, but rejoined shortly afterwards. In 2000, the group changed their name to T&C Bomber and released two more singles and another album. The group was disbanded in October of 2000 after their final performance in Osaka. Since their breakup, Inaba Atsuko has remained a part of Hello! Project.