The Laughing Salesman (Japanese: 笑ゥせぇるすまん, Hepburn: Warau Sērusuman) is a Japanese manga series created by Fujiko Fujio. The manga began as a one-shot series serialized in Shogakukan's Big Comic magazine on 1968, later becoming a full-fledged series published by Jitsugyo no Nihon Sha's Manga Sunday magazine from 1969 to 1971. The manga tells the story of a salesman named Moguro Fukuzou, whose job is to help people fill gaps in their soul. In reality, he often ruins the lives of his clients if they do not follow his strict instructions or if they betray his trust.