Type: OVA
Plot Summary: Special episodes bundled with the Blu-ray volumes, they are called "99.419 Saisun", "99.419 Touron", and "99.419 Kaien."
Genre: Comedy
Released: 2018
Status: Completed
Episode 52
Episode 36
Episode 1121
Episode 1
Episode 2
Episode 13
Episode 5
Episode 12
Episode 1137
Episode 20
Episode 51
Episode 63