1boy, he is wearing a highly detailed black high tech mask,long cross earrings

1boy, he is wearing a highly detailed black high tech mask,long cross earrings,black hair covering both his eyes,black eyes,open white school blazer with logo ,,standing,hands in pocket, calm,closeup,side profile ,bright school background,carrying a katana,8k,highly detailed,

worst quality, low quality, bad anatomy, bad hands, bad body, missing fingers, extra digit, fewer digits