y at (yuuya), nagao kei, nijisanji, official art, 1boy, blue eyes, blue hair, blue sweater, blunt sidelocks, center-flap bangs, closed mouth, copyright notice, fingernails, fur-trimmed jacket, fur trim, green jacket, hair between eyes, hand up, jacket, light blush, long hair, long sleeves, looking at viewer, male focus, open clothes, open jacket, ponytail, sample watermark, sidelocks, simple background, smile, solo, sweater, turtleneck, turtleneck sweater, virtual youtuber, watermark, white background, zipper