hasegawa shin'ya, kan'u unchou, ikkitousen, jpeg artifacts, official art, scan, 00s, 1girl, ahoge, blouse, blue hair, breasts, clothes lift, cowboy shot, female focus, from side, hair between eyes, half-closed eyes, holding, holding polearm, holding spear, holding weapon, large breasts, long hair, low-tied long hair, lowleg, lowleg skirt, midriff, miniskirt, navel, neckerchief, no bra, no panties, polearm, school uniform, serafuku, shirt, simple background, skirt, skirt lift, solo, spear, thighs, underboob, weapon, white background, white shirt, yellow neckerchief