Jade Cocoon: Story of the Tamamayu is a role-playing video game developed by Genki exclusively for PlayStation. The game combines elements of role-playing video games and virtual pet management. It was developed by Genki in collaboration with Katsuya Kondō, character designer for the Studio Ghibli movies Kiki's Delivery Service and I Can Hear the Sea.

Jade Cocoon: Story of the Tamamayu is a role-playing video game developed by Genki exclusively for PlayStation. The game combines elements of role-playing video games and virtual pet management. It was developed by Genki in collaboration with Katsuya Kondō, character designer for the Studio Ghibli movies Kiki's Delivery Service and I Can Hear the Sea.