Hokkaido-based music development studio. The title track and opening theme—both original to the soundtrack—were composed by Kumi Tanioka, while the final track "Door Crawl" was written and sung by Ai Kawashima. Other composers whose works were used are Nobuo Uematsu, Naoshi Mizuta, Masashi Hamauzu, Junya Nakano, and Kenji Ito. The album was released by Square Enix on January 23, 2008 with the catalog number SQEX-10104. The album was well received by critics such as Jeriaska of RPGFan, who enjoyed the arrangements, particularly those of pieces from games early in the Final Fantasy series. He praised Joe Down Studios for not falling into the trap of "introducing a veneer of self-importance" that he felt was common in remakes of early Final Fantasy pieces. Chris of Square Enix Music Online also liked the album, saying that the arrangements "make many tracks sound better than they've ever sounded before". His largest complaint about the album was that it does not include every track from the game, some of which he was interested in hearing. He ascribed the exclusions to the publisher's desire to release the soundtrack as a single disc, and concluded that the album was still a "very enjoyable overall experience". "Door Crawl", the theme song of Chocobo's Dungeon, was released as a single entitled Chocobo no Fushigina Dungeon Toki Wasure No Meikyuu: Door Crawl. The album was released by Toshiba EMI on December 12, 2007. It has a length of 14:18, and contains three tracks. The title track, , is joined by and , both unrelated to Chocobo's Dungeon. The disc was Kawashima's 15th single; it reached #20 on the Oricon Weekly Charts and sold 6,520 copies in its first week. The single sold 10,251 copies, grossing approximately (). Lex of Square Enix Music Online had mixed feelings about the single, saying that "Door Crawl" was "a pleasant and laid back listen", but that "Colorless Thing" was "nothing special" and that "Light" was "ruined" by the synth instruments. Chocobo RacingChocobo Racing Original Soundtrack is the soundtrack for composed by Kenji Ito. First released by DigiCube on March 25, 1999, it was later re-released by Square Enix on October 1, 2008. The album is 30 tracks and 57:00 long. The only original theme in the soundtrack is "Treasure Chest of the Heart", a Japanese song orchestrated by Shirō Hamaguchi and performed by Hiromi Ohta. In the English version of the game, it