1boy,solo,male focus,track,track suit,running,breath,tank top,white shorts,sweatdrop,sun,midriff,horikawa_kunihiro,horikawa kunihiro,black hair,blue eyes,smile,from side

lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, JPEG artifacts, signature, watermark, username, blurry, ((artist name)),english text,letters,watermark,hat,animal ears