Midicronica is a Japanese rap group consisting of four members known as "#894", "#181", "#716", and "#563". The band's early background is not well-documented, but their album releases include #501 (2005), #209 (2008), and color (2012). The group's song "San Francisco" from #501 was used as the ending theme for the last episode of the anime Samurai Champloo. Midicronica has collaborated with various artists such as Shin-ski of Martiangang, Sonomi, Gumuna, and La Melomania. The group's albums often feature artwork depicting the members as small characters. The group has strong influences from the pop-rock band Sugar Ray. Midicronica continued to release notable works including Remix Project 改(KAI) in 2011 and Color in 2012.