1girl, d, artist_name, bed_sheet, bikini, bikini_under_clothes, black_bikini, black_bow, black_bowtie, black_hair, bob_cut, bow, bowtie, breasts, brown_eyes, clothes_lift, clothes_pull, from_above, girls_und_panzer, green_skirt, hands_on_own_chest, lifted_by_self, looking_at_viewer, lying, matsui_yasutsugu, navel, on_back, ooarai_school_uniform, open_mouth, pillow, pleated_skirt, sailor_collar, school_uniform, shadow, shirt, shirt_lift, short_hair, side-tie_bikini_bottom, signature, skirt, skirt_pull, small_breasts, smile, solo, speech_bubble, string_bikini, swept_bangs, swimsuit, unzipped, utsugi_yuuki, white_sailor_collar, white_shirt