kantai collection, i-13 (kantai collection), ryu-akt, character name, checkered background, sideways, 1girl, asymmetrical hair, bangs, black gloves, black hair, blue swimsuit, blush, boots, breast cutout, breasts, brown eyes, checkered, erect nipples, erect nipples under clothes, eyebrows visible through hair, framed breasts, gloves, hair between eyes, hat, headphones, looking at viewer, machinery, nipples, old school swimsuit, open mouth, partly fingerless gloves, rigging, sailor collar, shirt, short hair with long locks, single glove, small breasts, solo, sukumizu, swimsuit, thighs, tsurime