is the second studio album by Japanese alternative rock band Tokyo Jihen, released on January 25, 2006 in Japan through Toshiba EMI/ Virgin Music. The album was produced by the band and Japanese recording engineer Uni Inoue. The album reached number one on the Oricon Weekly Album Chart on February 6, 2006.
Adult marked the debut for guitarist Ukigumo and keyboardist Ichiyà  Izawa, who joined Tokyo Jihen after the departure of previous members Mikio Hirama and H Zett M (Masayuki Hiizumi). Ringo Sheena, Ichiyà  Izawa and Ukigumo played a key role in this album and arranged songs while arguing. About Shuraba, Sheena arranged the single version mainly, but, obeying SheenaâÂÂs wishes of not wanting to record the single version on the album as it is, Sheena, Izawa and Ukigumo re-arranged it based on the latter's proposal.
In 2008, "Keshà  Naoshi" was covered in Portuguese by on her first album Pluma, and in concert by , the recording of which was featured on his 40th anniversary album 40nen. Mada Kore ga Best de wa Nai..
Credits adapted from Ringo Sheena's website.
Tokyo Jihen
Additional personnel
Guest musicians