Some info on Mato Kurenai Yuugekitai have surfaced, so I'll just post what I can make out. As others have mentioned, it's a game by Shuuhou Imai, the man behind Tokyo Majin Gakuen Denki series.
Title : Mato Kurenai Yuugekitai
Platform : PS3/Vita
Publisher : Arc System Works
Developer : Toybox
http://www.toybox-games.jp/
Release Date : 2014
Genre : Adventure RPG
Director : Shuuhou Imai
Producer : Tomio Kanazawa
Character Design : Chinatsu Kurahana
http://www.chroma.cc/
OP Theme Song : Nobuo Uematsu, THE KEY PROJECT
OP Movie : Kouya Takahashi
http://www.takahashi-koya.com/
Mato Kurenai Yuugekitai is the third title in the Gakuen Denki Juvenile series. There are a total 13 chapters, each chapter consists of an adventure part and a battle part. Three characters are shown; [a girl] in sailor uniform, a guy in wheelchair wearing specs, and a busty chief editor. The characters are animated using Live Motion Effect, similar to Motion Portrait found in Haruhi Suzumiya no Yakusoku and Toradora! Portable for PSP.