1girl, all_fours, aroused, artist_name, black_hair, black_neckerchief, blush, breasts, collarbone, dress_shirt, erumu_(kongou114), from_below, girls_und_panzer, gradient_background, green_eyes, green_skirt, grey_background, hair_between_eyes, heart, heart-shaped_pupils, long_sleeves, looking_at_viewer, loose_hair_strand, messy_hair, midriff_peek, miniskirt, neckerchief, nervous_sweating, nose_blush, ooarai_school_uniform, open_mouth, pleated_skirt, pov, raised_eyebrows, sailor_collar, school_uniform, serafuku, shirt, short_hair, signature, skirt, small_breasts, smile, solo, straddling, sweat, symbol-shaped_pupils, utsugi_yuuki, white_sailor_collar, white_shirt