Detective Conan is a very famous Japanese Cartoon which originally present by Gosho Ayoma.Its story is about a brisk high school detective－kudo shinichi,was forced to take a poison by unknown men in the black suite ,after that he became a kid buddy.In order to avoid the danger from the men in the black suite,he named himself Edogawa Conan,pretended to be a primary student and board in Mouri Detective Office.To collect the black suite information, he use gadgets solves alot of difficult cases.