26, 2006, in conjunction with Summer Days, the film contains footage of a concert held on June 15, 2005 featuring the performances of Miyuki Hashimoto, YURIA, rino, yozuca* and Minami Kuribayashi. Audio CDs From 2005 to 2010, Lantis published six albums of School Days music. The "School Days Vocal Album", a compilation featuring all nine of the game's closing themes, as performed by artists Kiriko, Yozuca*, Miyuki Hashimoto, Yuria, Halko Momoi, Minami Kuribayashi, Rino, and Kanako Ito was the first to be distributed, sharing its April 28, 2005, date with the release of the game itself. The remaining twenty-eight background scores, composed by KIRIKO/HIKO Sound, were released on July 21, officially completing the game's soundtrack. Another compilation, the "School Days Vocal Complete Album" featuring songs from Summer Days and Cross Days, was released on October 8, 2010. Three weeks after the premiere of the televised anime on July 25, 2007, Lantis published the single "Innocent Blue" by DeviceHigh, a four-track disc featuring the anime opening of the same name, a disco-inspired song called Dancin' Joker, and their instrumentals. Lantis followed with "School Days: Ending Theme+" on August 22, a sixteen-track disc containing all of the show's closing themes and background scores on September 26. In addition to music albums, six audio dramas were also produced. "School Days Little Promise", a chronicle of Sekai and Setsuna's childhoods, was the first. Featuring music by Kiriko/Hiko Sound and Kanako Ito, Hobirecords published "Little Promise" as a two-disc set, which 0verflow scheduled for release January 27, 2006. Pre-releases were sold at Comiket 69 from December 29 to 30, 2005. Sometime afterward however, 0verflow announced that pre-released copies of Little Promise were defective, and asked customers to mail in their discs for replacements. The release was also postponed to February 24. Lantis released the remaining five dramas. "School Days Drama CD Vol. 1 Himitsu Hanazono" (ヒ・ミ・ツの花園), a merrymaking of the series six main girls, was released on August 8, 2007. A second, "School Days Drama CD Vol 2. Koi no Nou-hau" (恋のノ・ウ・ハ・ウ), was released October 24, 2007. Radio School Days was compiled into three separate albums: was released on November 21, 2007, on February 6, 2008, and on June 21. Merchandise Considerable effort was made to market and promote School Days before and after its release, including the sale of brand merchandise and use of incentives. Through public venues and through the company's online store,