Ansatsu kyôshitsu Karma Time (2015–2016) Online
The brilliant, belligerent Karma Akabane, Nagisa's former classmate, joins 3-E and immediately jumps into the assassination mission with both feet.
| Episode cast overview, first billed only: | |||
 | Jun Fukuyama | - | Koro-sensei (voice) |
 | Tomokazu Sugita | - | Tadaomi Karasuma (voice) |
 | Nobuhiko Okamoto | - | Karma Akabane (voice) |
| Ryôta Ôsaka | - | Yuuma Isogai (voice) |
| Ryô Naitô | - | Taiga Okajima (voice) |
| Minami Tanaka | - | Hinata Okano (voice) |
| Chie Matsuura | - | Megu Kataoka (voice) |
| Aya Suzaki | - | Kaede Kayano (voice) |
| Shunsuke Kawabe | - | Masayoshi Kimura (voice) |
| Hisako Kanemoto | - | Hinano Kurahashi (voice) |
| Mai Fuchigami | - | Nagisa Shiota (voice) |
| Eiji Miyashita | - | Sousuke Sugaya (voice) |
| Yoshitaka Yamaya | - | Tomohito Sugino (voice) |
| Subaru Kimura | - | Ryouma Terasaka (voice) |
| Manami Numakura | - | Rio Nakamura (voice) |