dr yamero, hikari (blue archive), blue archive, 1girl, armband, artist name, black hat, blue hat, blue jacket, buttons, cropped torso, double-breasted, earrings, gloves, green hair, green halo, hair between eyes, halo, hands up, hat, jacket, jewelry, long hair, long sleeves, looking at viewer, open mouth, peaked cap, pointy ears, sidelocks, signature, simple background, solo, teeth, twitter username, upper body, upper teeth only, very long hair, white background, white gloves, yellow eyes