1girl, armpits, blue eyes, blue hair, breasts, cosplay, double bun, dress, feet out of frame, hair bun, hat, invisible chair, kantai collection, large breasts, legs, libeccio (kancolle), libeccio (kancolle) (cosplay), maru (marg0613), neckerchief, one-hour drawing challenge, sailor collar, sailor dress, sailor hat, simple background, sitting, solo, striped neckerchief, urakaze (kancolle), white background, white dress, white sailor collar