Aoharu x Machinegun: This is a Battlefield for Beasts! is a oVA anime that premiered in fall 2015, produced by Brain's Base.

About the production: the story comes from a manga, there is 1 episode of about 24 minutes and its current status is "finished".

Its main genres are action, comedy and sports, with themes such as Female Protagonist, Crossdressing, Airsoft and Primarily Teen Cast.

On AniList, Aoharu x Machinegun: This is a Battlefield for Beasts! has an average score of 68%, a good score, and appears on 8,349 users' lists.

The franchise continues in or follows from: Aoharu × Kikanjuu.

Team Gun Guin is participating in a new survival game but much to their surprise they’re forced to compete in full cosplay! With Yuki's cosplay costumes and many hijinks along the way, the team must learn how to defeat their enemy. (Source: Sentai Filmworks)

Official synopsis from AniList.