The Doujinshi & Manga Lexicon Links:
[url=https://www.doujinshi.org/book/117618/BASH!/]Volume 1[/url]
[url=https://www.doujinshi.org/book/296569/BASH!02/]Volume 2[/url]

There are other BASH! doujinshi by the same circle that's part of the same universe, but outside the 2 volume series.