Let's see

Developer: Github - Abhijeet Ray

Mattsu, Yamma and Moburi - The Mystery of the Seven Gems and the Flying Castle backdrop

Mattsu, Yamma and Moburi - The Mystery of the Seven Gems and the Flying Castle poster

Mattsu, Yamma and Moburi - The Mystery of the Seven Gems and the Flying Castle

Cast ~ Crew

Cast ~

Misa Watanabe

Misa Watanabe

Mattsu (voice)

Nana Mizuki

Nana Mizuki

Mayuko Kiuchi

Prod. ~ Crew

Junichi Tanaka

Writing (Screenplay)

Saku Sakamoto

Directing (Director)