Sabagebu!

Middle school girl Momoka is dragged into joining one of the strangest associations at her school, the Survival Game Club. Its members participate in various forms of paramilitary training under the watchful eye of charming and alarming president, Miou. How on Earth will the inexperienced Momoka survive her training, let alone Miou's company?!
Note: Includes 74 regular chapters, 50 4-koma chapters, and 6 extra chapters.