Korte animatie: 'Proof of Us' is een originele animatie gemaakt om alle examenkandidaten in Japan te motiveren.
Nee, helaas is ふたり分の証明 nog niet beschikbaar op Netflix in Nederland.
| Directing | Loundraw | Director |
| Visual Effects | Loundraw | Character Designer |
| Sound | 小瀬村晶 | Original Music Composer |
| Visual Effects | Nodoka Kadowaki | Key Animation |
| Visual Effects | asano66 | Key Animation |
| Visual Effects | Loundraw | Animation Director |
| Art | Loundraw | Storyboard Artist |
| Visual Effects | Loundraw | Key Animation |
| Writing | Loundraw | Screenplay |
| Art | Fuki Zenyoji | Art Direction |
| Art | Suiren Akizuki | Background Designer |
| Camera | Shusaku Takayanagi | Director of Photography |
| Art | Sanshiro Sato | Assistant Director of Photography |
| Editing | Takuya Katsumi | Editor |
| Visual Effects | Yu Nakagaichi | Compositing Artist |
| Visual Effects | Shin Kuribayashi | CG Animator |
| Visual Effects | Shin Kuribayashi | Compositing Artist |
| Directing | Kyosuke Matsuno | Second Unit First Assistant Director |
| Production | Kyosuke Matsuno | Production Assistant |
