2girls, ahoge, artist_name, blonde_hair, cowboy_shot, dated, garrison_cap, hat, i-58_(kancolle), kantai_collection, multiple_girls, one-hour_drawing_challenge, one-piece_swimsuit, owa_(ishtail), pink_hair, ro-500_(kancolle), sailor_collar, school_swimsuit, school_uniform, serafuku, short_hair, simple_background, swimsuit, swimsuit_under_clothes, white_background