• Book Name: Utsurundesu Manga
• Alternative(s): 伝染るんです; 伝染（うつ）るんです。; Contagious; Utsurun desu
• Genre(s): 4-Koma Comedy Seinen
• Author(s): YOSHIDA Sensha
• Status: Ongoing Download Manga
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Summary: This manga is deemed to be one of the works that initiated the "irrational" or "unreasonable" gag comic genre where the reason of its funniness cannot be explained by logic and traditional sense of humor, which made this title very popular among teens and early twenties at that time.