1boy, 6+girls, 6+others, ahoge, aiming, animal ears, aqua necktie, arms up, artist name, assault rifle, bag over head, balaclava, black sailor collar, blue scarf, bullpup, credit card, egyptian art, from side, gatling gun, gem, gun, h&k mg5, h&k psg1, halo, handgun, holding, holding gun, holding weapon, id card, l85, m134 minigun, machine gun, multiple boys, multiple girls, multiple others, necktie, parody, plaid, plaid skirt, retro artstyle, rifle, robbery, sailor collar, scarf, school uniform, serafuku, shotgun, signature, sitting, skirt, sniper rifle, socks, standing, style parody, suitcase, twintails, weapon, white socks