The series is being shortened to something more manageable with Cestvs: The Roman Fighter and will debut as part of the spring 2021 season with an April 14th, 2021 premiere on Netflix.
The manga comes from Shizuya Wazarai which began in 1997 and moved between a couple of magazines over the years.
The series is directed by Toshifumi Kawase with Kazuya Monma as the overall director.