1boy 1girl ;d bad_id bad_pixiv_id belt cosplay costume_switch crossdressing crossover double_bun dress frills greyscale hair_bun hat hohehohe kantai_collection long_hair midare_toushirou monochrome naka_(kancolle) necktie one_eye_closed open_mouth otoko_no_ko remodel_(kantai_collection) school_uniform serafuku smile touken_ranbu v