1girl, bad_pixiv_id, blue_gemstone, breasts, cheosnuni, earrings, fingernails, gem, genshin_impact, green_gemstone, hands_on_own_stomach, jewelry, long_hair, looking_up, lying, medium_breasts, multicolored_hair, nail_polish, on_back, parted_lips, pink_gemstone, pink_hair, pink_nails, purple_eyes, red_gemstone, red_hair, sangonomiya_kokomi, shell, shell_bikini, solo, upper_body, very_long_hair