Masaru Hananakajima is the eccentric protagonist of the anime series 'Sexy Commando Gaiden: Sugoi yo!! Masaru-san.' Known for his bizarre and unpredictable behavior, he is the founder and leader of the 'Sexy Commando Club,' a school club dedicated to the unorthodox martial art of Sexy Commando. Masaru is characterized by his carefree attitude, odd fashion sense, and a signature mustache. Despite his seemingly ridiculous antics, he often manages to inspire his club members, guiding them through hilarious and absurd situations. His role is central to driving the comedic elements of the series, making him a beloved character among fans.