What happened to Shotaro, Philip, and Sokichi Narumi on the night that "Kamen Rider W" was born? Based on the Begins Night arc from the live-action Kamen Rider W series with new scenes that expanded said events not seen in the original series, it is a powerful experience that only anime can provide.
| Writing | Shotaro Ishinomori | Original Concept |
| Directing | Riku Sanjou | Script Supervisor |
| Writing | Riku Sanjou | Original Story |
| Writing | Masaki Sato | Original Story |
| Directing | Yosuke Kabashima | Director |
| Directing | Ayataka Tanemura | Assistant Director |
| Writing | Tatsuto Higuchi | Screenplay |
| Visual Effects | Hidekazu Ebina | Character Designer |
| Visual Effects | Hidekazu Ebina | Animation Director |
| Visual Effects | Kiyoshi Komatsubara | Animation Director |
| Visual Effects | Yasutaka Kimura | Animation |
| Visual Effects | Ken Obata | Animation |
| Visual Effects | Kenta Yokoya | Animation |
| Visual Effects | Shun Shibata | Animation |
| Sound | Kotaro Nakagawa | Music |
| Sound | Shuhei Naruse | Music |
| Production | Hideaki Tsukada | Executive Producer |
| Writing | Riku Sanjou | Comic Book |
| Writing | Masaki Sato | Comic Book |
