What is Manhwa?

Manhwa is the Korean equivalent of manga — illustrated comics produced in South Korea. In the adult content space, manhwa hentai has become one of the fastest-growing categories globally, with search volume reaching over 110,000 monthly queries according to Semrush data, dwarfing many established Japanese hentai terms. The rise of Korean webtoon platforms like Lezhin Comics and Toomics has pushed adult manhwa into mainstream awareness. Korean adult manhwa is structurally different from Japanese manga: it is typically read in vertical scroll format optimized for mobile, uses full color throughout (unlike most black-and-white manga), and often features more Western-influenced character proportions. Popular genres within manhwa hentai include office romance, obsession/yandere storylines, and explicit adaptations of popular mainstream webtoons. The art style tends to favor high-contrast coloring and detailed backgrounds. On iku.gg, manhwa content is tagged accordingly and increasingly represents a significant share of community interest alongside traditional Japanese hentai.