A Jihoon Share definition Flag A Jihoon is a person who loves to watch hentai. So much so they will probably even watch it during class or lectures. Damn is that guy watching hentai in class? What a Jihoon*headshake * A Jihoon by indigojarl December 5, 2019 0 0 Get merch Get the A Jihoon mug. Buy Now — $32.95 See more merch