1boy, arknights, bare shoulders, black ribbon, black shirt, black sleeves, blue hair, blue headwear, bubble, cleavage cutout, clothing cutout, detached sleeves, hair ribbon, hat, highres, jacket, looking at viewer, male focus, mizuki arknights, one-hour drawing challenge, otoko no ko, portrait, ribbon, shirt, short hair, sleeveless, sleeveless shirt, smile, solo, water drop, white jacket
1boy, arknights, bare shoulders, black ribbon, black shirt, black sleeves, blue hair, blue headwear, bubble, cleavage cutout, clothing cutout, detached sleeves, do (6gj9l), hair ribbon, hat, highres, jacket, looking at viewer, male focus, mizuki (arknights), one-hour drawing challenge, otoko no ko, portrait, ribbon, shirt, short hair, sleeveless, sleeveless shirt, smile, solo, water drop, white jacket