Overview

• Jonouchi’s chin began protruding around age five, leading to a diagnosis of jaw protrusion despite no family members sharing the trait
• He brands himself as the “world’s longest-chinned YouTuber” with dedicated channels on YouTube, TikTok and Instagram
• He has broadened his profile by appearing on Japanese television programs, extending his reach beyond social media
• After years of childhood teasing and romantic rejection, he now leverages his experience to promote confidence and self-love
• Online reactions have compared his appearance to figures like China’s Jianwen Emperor and speculated about a new human species, driving further virality