Kaoru Sakurayashiki, known in "S" as Cherry Blossom a skilled skater and founding member of "S". He uses his AI board to skate in a calculated and logical fashion. "S" is the name of the underground no-holds-barred skateboarding race at Crazy Rock, S" is an intense skateboarding race where no rules exist except "come out on top." Major and minor injuries occur often due to the nature of "S". Complex track of downwards to a warehouse where the finish line is.