Oniichan is the best free AI manga generator and anime art creator. Turn any story idea into fully illustrated manga pages with consistent characters, dynamic panel layouts, and cinematic storytelling — no drawing skills needed.
Oniichan is an all-in-one AI manga generator, AI comic creator, and anime art platform that takes you from a story concept to complete illustrated manga pages. Describe your story and the AI generates a structured outline, character reference sheets, a world bible, and full manga pages with consistent character designs across every panel. Edit individual pages, panels, or characters after generation using inpainting and region-level AI edits. The platform includes an AI anime character creator, OC maker, character reference sheet generator, AI line art colorization, image upscaling, video-to-anime conversion, and image animation tools. A reusable character library lets you save and reuse designs across projects. Supports manga, manhwa, webtoon, and comic art styles with public sharing and presentation mode built in. Free tier available with no sign-up required for basic tools. Built for manga creators, comic artists, anime fans, and anyone who wants to bring their stories to life with AI.
Start by describing your manga story concept or idea. Oniichan generates a structured outline with scenes, character descriptions, and a world bible. Review and edit the outline, then generate full manga pages with consistent characters across every panel. After generation, edit any page, panel, or character individually using AI-powered inpainting and region edits. Save characters to your library to reuse across projects. Share your finished manga publicly or present pages one at a time.
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