1girl, d, ahoge, architecture, armor, bare_shoulders, black_gloves, breasts, cleavage, east_asian_architecture, flower, full_body, gauntlets, gloves, honkai_(series), honkai_impact_3rd, horns, japanese_armor, lily_(flower), long_hair, looking_at_viewer, no_shoes, open_mouth, purple_eyes, purple_hair, raiden_mei, raiden_mei_(herrscher_of_thunder), ryouya_(ryoya), sitting, smile, solo, thighhighs, wading, water, white_thighhighs, wooden_floor