The author of Asobi ni Iku Yo! has another active series of novels, Hashire, ute!, which has a manga adaptation running, and given the subject matter, likely an anime series in the works. Judging from the cover art (1, 2, 3, 4, 5), the genre is “military moeblob”.

Book five has a “look inside” link, and the random page it selected for me featured a phrase glossed with the katakana マジノ・ライン …

His most recent release looks to be the start of Yet Another series, Cattail Output!, the cover of which features two schoolgirls with very short skirts, one with glasses, the other with a handgun.