Tarou Sakamoto is the protagonist of the manga and anime series 'Sakamoto Days.' Once a legendary hitman feared throughout the underground world, Sakamoto retires after falling in love and starting a family. Now overweight and running a convenience store, he strives to live a peaceful life. However, his skills and reputation still draw assassins and danger, forcing him to defend his new lifestyle. Sakamoto balances his domestic responsibilities with his past, making him a uniquely comedic and action-packed character.