The second season of the anime Chained Soldier (Mato Seihei no Slave) is undergoing several changes! After the recent studio change, social media revealed the series' new cast.

With the transition to the Passione (known for Rokka no Yuusha and High School DxD Hero), we now have Masafumi Tamura as director and Keiya Nakano as character designer.
Synopsis: Chained Soldier
When entrances to a different dimension known as "Mato" appear throughout Japan, people discover a new resource known as "Peaches," which grant unique abilities only to women. However, dangerous monsters called "Yomotsu Shuuki," which also roam the Mato, have since caused numerous disasters. To combat them, the government formed the Anti-Demon Corps, an elite group of women empowered by the Peaches.
Chained Soldier, known in Japan as Mato Seihei no Slave manga series written by Takahiro and illustrated by Yohei Takemura. Since January 2019, it has been published on Shueisha's Shōnen Jump+ online platform.
Source: Official Website