A 2022 Japanese tokusatsu web-television series produced by GIGA and ZEN Tokusatsu Media.

An original project by SPEED, a developer known for adult PC games. Alternative Possibilities

While "Seikou" most commonly refers to the 2013 OVA in this context, the name also appears in other media:

"Seikou" is also the name of a fictional high school baseball team in this series.