1girl belt blue_eyes braid brown_hair chest_harness dated hair_flaps hair_ornament hair_over_shoulder harness kantai_collection kantai_collection_(anime) looking_at_viewer m.a.o multicolored_clothes neckerchief necktie off_shoulder one-hour_drawing_challenge red_armband red_neckerchief red_necktie school_uniform serafuku shigure_(kancolle) shigure_kai_san_(kancolle) single_braid sitting sleeveless solo thighhighs twitter_username two-tone_shirt white_background white_belt