2021 | 3 Episodes

Season 0 of Keishicho Zero Gakari premiered on January 25, 2021.

2016 | 7 Episodes

Season 1 of Keishicho Zero Gakari premiered on January 15, 2016.

2017 | 8 Episodes

Season 2 of Keishicho Zero Gakari premiered on July 21, 2017.

2018 | 7 Episodes

Season 3 of Keishicho Zero Gakari premiered on July 20, 2018.

2019 | 8 Episodes

Season 4 of Keishicho Zero Gakari premiered on July 19, 2019.

2020 | 10 Episodes

Season 5 of Keishicho Zero Gakari premiered on April 30, 2020.