, also known as Tokyo Incidents, is a Japanese rock band formed by Ringo Sheena, after leaving her solo career. The band's debut single "Gunjō Biyori" was released in September 2004, and they ended activities in February 2012. The band sold 2.3 million albums, singles, and DVDs. The band reunited and released a new single on January 1, 2020. History Origins (2003) Tokyo Jihen started as Ringo Sheena's backing band at first for her last concert tour before ending the first half of her solo career. Sheena was contemplating working with a band while working on her last solo album, Kalk Samen Kuri no Hana. She began looking for members of her backing band to support her solo tour "Sugoroku Ecstasy" in the Autumn of 2003. The tour band was introduced as Tokyo Jihen during the tour for the first time, featuring guitarist Mikio Hirama, pianist H Zett M, drummer Toshiki Hata, and familiar bassist Seiji Kameda. The musicians she selected became the core of what would become Tokyo Jihen. After the tour, she announced that she would stop her solo career to join "Tokyo Jihen" as a full-fledged member. "Phase 1" era and its end (2004–2005) On May 31, 2004, the members of the Tokyo Jihen declared that they worked as a permanent band. On July 24, they appeared in the presence of fans at the live 0724 Yamabikari for the first time. They played some live sets during that year's Fuji Rock Festival, and made their major debut with the single "Gunjō Biyori" on September 8. Tokyo Jihen released one album and two singles, and held their first concert tour -Tokyo Jihen live tour 2005 "dynamite!"-. On July 1, 2005, it was announced during the tour that keyboardist H ZETT M and guitarist Mikio Hirama would leave Tokyo Jihen. H ZETT M returned to his duties as pianist for PE'Z, and Hirama went back to being a solo singer. It was decided that they would withdraw from the band before the "dynamite!" tour started. After the departure of the band's former guitarist and keyboardist, Sheena began a search for new members. She was going to have at least a keyboard player join because two people left the band at the same time. H ZETT M recommended his friend and former bandmate, Keitaro Izawa, as a substitute for him to Sheena, but she began visiting music clubs to look