Jet Grind Radio is a video game for the Dreamcast, developed by Smilebit and published by Sega on June 29, 2000. A 2D version of the game was later released for Game Boy Advance; this version was developed by Vicarious Visions and published by THQ. A HD version of the game will be released for Xbox Live Arcade, PlayStation Network and Windows in Summer 2012. Its sequel, Jet Set Radio Future was released 2 years later for the Xbox after Sega became a software-based company. The game is known for spearheading the use of cel-shaded graphics in video games. The game begins in Shibuya-cho, and is introduced by Professor K, the DJ of a pirate radio station based in Tokyo-to, who explains the basics of life in Tokyo-to for a "rudie", the term he uses to refer to young people who roam the streets spraying and skating, as a means of self expression. The city is split into three partsâ€"Shibuya-cho, Benten-cho, and Kogane-cho, each of which corresponds to a different time of day. Shib! uya is a shopping district full of blue skies and daylight, Benten a nocturnal entertainment spot that represents night, and Kogane a mostly residential area, built on the water, where it is perpetually sunset. In each of these areas the player will encounter a rival gang - the Love Shockers in Shibuya, the Noise Tanks in Benten, and Poison Jam in Kogane - that attempts to usurp the GG's home turf. The player starts off forming a skate gang which also resides in Shibuya-cho, and thus forms a rivalry
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