Rintaro, a renowned anime director, has made a significant impact in the industry through his collaborative efforts with the prominent animation studio Madhouse, which he co-established. Notably, he operates as a freelance director, enjoying the flexibility to work with various studios and projects without being tied to a single entity.
As a respected figure in the anime community, Rintaro is also a founding member of the Japanese Animation Creators Association (JAniCA),a labor group dedicated to promoting the rights and interests of animation professionals.