1girl, ass, barefoot, bird, bird_mask, black_bird, black_hair, black_leotard, blush, breasts, crow, fantongjun, feet, from_behind, genshin_impact, kujou_sara, large_breasts, leotard, looking_at_viewer, looking_back, mask, mask_on_head, open_mouth, short_hair, soles, solo, squatting, swept_bangs, tabard, tassel, thighs, yellow_eyes