1girl armpits arms behind head arms up artist name black gloves black thighhighs blush bow bow bra bow panties bra breasts cleavage collarbone commentary request cowboy shot cropped legs curtained hair earrings ebifurya forehead garter belt gloves highres hoop earrings jewelry kantai collection large breasts lingerie looking at viewer medium hair navel one-hour drawing challenge panties purple bra purple hair purple panties sidelocks simple background smile solo standing stomach tatsuta (kancolle) thighhighs thighs twitter username underwear underwear only white background