Yuuki Yuuna is a Hero: Washio Sumi's Chapter 3 - Promise (2017) — Cast
Cast
| Kana Hanazawa | Sonoko |
| Suzuko Mimori | Tougou |
| Rina Sato | Yamashita sensei |
| Haruka Terui | Yuuna Konnyaku |
Crew
| BUNBUN | Original Series Design |
| BUNBUN | Character Designer |
| Kana Hanazawa | Sonoko |
| Suzuko Mimori | Tougou |
| Rina Sato | Yamashita sensei |
| Haruka Terui | Yuuna Konnyaku |
| BUNBUN | Original Series Design |
| BUNBUN | Character Designer |