Walnuts Clay Work Studio, established in 2004 and located in Hamamatsu, Shizuoka, Japan, is a unique creator studio specializing in handcrafted 3D clay sculptures, illustrations, and animation. Founded by Tomohiro Yatsubo, who is self-taught in design and sculpting, the studio aims to evoke nostalgia and warmth through its meticulously created works.

Walnuts Clay Work Studio offers a diverse range of services including stop-motion animation production, game software development with a focus on photogrammetry and 3D content, and clay art illustrations for books and picture books. They also provide stop-motion photography services and advertising planning, alongside 3DCG animation that blends traditional clay aesthetics with modern techniques.

The studio has garnered recognition for its innovative contributions to the art and gaming industries, notably receiving the 2021 App Store Award for the Apple Arcade game "Fantasian," where they contributed to stage diorama production. With a commitment to quality and artistry, Walnuts Clay Work Studio stands out as a leader in the realm of hand-crafted visual storytelling.