1boy, 1girl, aged_down, brown_hair, collar, faceless, faceless_male, flower, hair_flower, hair_ornament, headgear, kantai_collection, long_hair, male_swimwear, maro_(maro1108), metal_collar, muscular, muscular_male, nervous_sweating, ponytail, sakuramon, sweat, swim_briefs, yamato_(kancolle), yamato_kai_ni_(kancolle)