1girl, ahoge, black_hair, black_serafuku, blue_eyes, braid, hair_flaps, hair_ornament, holding_hands, long_hair, looking_at_viewer, open_mouth, out_of_frame, remodel_(kantai_collection), sailor_collar, school_uniform, serafuku, simple_background, single_braid, solo_focus, upper_body, white_background, white_sailor_collar