Kabaneri of the Iron Fortress released on HBO Max's launch on May 27th, 2020. Every episode was originally rated TV-MA. In November 2020, all of the episodes were re-rated. The series left HBO Max on May 27th, 2022.

1 - "Frightened Corpse" - TV-MA-V

2 - "Never-Ending Darkness" - TV-MA-LV

3 - "Prayer Offer" - TV-MA-LV

4 - "Flowing Blood" - TV-MA-LV

5 - "Inescapable Darkness" - TV-MA-V

6 - "Gathering Light" - TV-MA-V

7 - "Begging the Heavens" - TV-MA

8 - "The Silent Hunter" - TV-MA-V

9 - "Fang of Ruin" - TV-MA-V

10 - "The Attacking Weak" - TV-MA-LV

11 - "Burning Life" - TV-MA-V

12 - "Kotetsujyo" - TV-MA-V