diamond (houseki no kuni), houseki no kuni, absurdres, highres, 1other, androgynous, aqua eyes, aqua hair, bare arms, black background, black necktie, black shirt, border, cheryl qaq, collared shirt, colored eyelashes, crystal hair, expressionless, gem uniform (houseki no kuni), holding eyeball, layered shirt, light blush, light particles, necktie, other focus, parted lips, pointy nose, puffy short sleeves, puffy sleeves, shirt, short sleeves, signature, solo, upper body, v-neck, white border, white shirt