is a Japanese animation studio based in Suginami, Tokyo. It was founded by ADK Emotions in June 2019.
History Studio Kai was founded by ADK Emotions in June 2019. The following month, Gonzo transferred parts of its anime production, intellectual property, and rights management business to the studio. The studio reported 165 million yen loss in 2020.
On April 13, 2026, Studio Kai filed for insolvency after reporting a loss of 565 million in 2025.
Works Television series
TitleDirector(s)First run start dateLast run end dateEpsNote(s)Ref(s)Umamusume: Pretty Derby 2nd SeasonKei Oikawa13Sequel to Umamusume: Pretty Derby by P.A. Works.Super CubToshiro Fujii12Based on a light novel written by Tone Kōken.Skeleton Knight in Another WorldKatsumi Ono12Based on a light novel written by Ennki Hakari.Co-produced with Hornets.The Prince of Tennis II: U-17 World CupKeiichiro Kawaguchi13Based on The Prince of Tennis franchise.Co-produced with M.S.C.Shine PostKei Oikawa12Based on a light novel written by Rakuda, part of a multimedia project.Fuuto PIYousuke Kabashima12Based on a manga written by Riku Sanjo, related to Kamen Rider W.Captain Tsubasa: Junior Youth ArcKatsumi Ono39Sequel to Captain Tsubasa by David Production.Umamusume: Pretty Derby 3rd SeasonKei Oikawa12Sequel to Umamusume: Pretty Derby 2nd Season.7th Time Loop: The Villainess Enjoys a Carefree Life Married to Her Worst Enemy!Kazuya Iwata12Based on a light novel written by Touko Amekawa.Co-produced with Hornets.Hell Teacher: Jigoku Sensei NubeYasuyuki Ōishi26Based on a manga written by Shō Makura.A Star Brighter Than the SunSayaka Kobayashi12Based on a manga written by Kazune Kawahara.Sentenced to Be a HeroHiroyuki Takashima12Based on a light novel written by Rocket Shokai.The Ramparts of IceMankyū14Based on a manga written by Kōcha Agasawa.Snowball EarthMunehisa Sakai13Based on a manga written by Yuhiro Tsujitsugu.Mistress Kanan Is Devilishly EasyYasushi Muroya12Based on a manga written by Nonco.The Ramparts of Ice (season 2)MankyūSequel to The Ramparts of Ice.Hololive: Let's Head Out!Shunsuke MachiyaPart of the Hololive Production VTuber agency franchise, produced as part of its 10th anniversary celebrations.
Films
TitleDirector(s)Release dateNote(s)Ref(s) Fuuto PI: The Portrait of Kamen Rider Skull Yousuke Kabashima Sequel to Fuuto PI.
Original net animations
TitleDirector(s)Release date(s)EpsRuntimeNote(s)Ref(s)Cagaster of an Insect CageKoichi Chigira1225–33 minutesBased on a manga by Kachō Hashimoto.Animation produced by Okinawa Gonzo.7 Seeds Part 2Yukio Takahashi1224–31 minutesSequel to 7 Seeds, based on a manga by Yumi Tamura.The Prince of Tennis II: Hyotei vs. Rikkai Game of FutureKeiichiro Kawaguchi–245–47 minutesBased on The Prince of Tennis franchise.Co-produced with M.S.C.
OVAs Hori-san to Miyamura-kun (2021, episode 6)
References
External links Official website