azumi_kazuki, commentary_request, 1girl, arm_behind_head, blonde_hair, blue_eyes, blush, breasts, bug, butterfly, butterfly_hair_ornament, cleavage, clothes_between_thighs, hair_ornament, heart, legs_up, long_hair, open_clothes, open_shirt, panties, school_uniform, shirt, sitting, skirt, small_breasts, smile, solo, st._chronica_academy_school_uniform, underwear, upskirt, white_panties, kashiwazaki_sena, boku_wa_tomodachi_ga_sukunai, year_2011, 