Operation 21st S20E20 - Operation 21st 2022
The mission to retake Sadogashima is underway, and the Valkyries take to the battlefield.
- Released: 2022-11-24
- Runtime: 50 minutes
- Genre:
- Stars: Koichi Kamiki, Karin Nanami, Tomori Kusunoki, Miku Ito, Iori Saeki, Takako Tanaka, Lynn, Ruriko Aoki, Sayumi Watabe, Kanon Takao, Norio Wakamoto
- Director: Toru Takahashi