Action Kamen (アクション仮面 Akushon Kamen) is an tv show which Shinchan likes the most .It is an toy also which he likes the most.Shinchan has alot of toys,books,etc that are based on Action Kamen. His true identity is Gotarō Gō (郷 剛太郎 Gō Gotarō), Action Mask's alter ego. When not engaged in saving the world, he is a movie stuntman.