This is a short-sleeved shirt by Viktor & Rolf. It's from the collection line, purchased over 10 years ago, and originally cost over 35,000 yen. The stitching on the back is lovely. The size is 48, with a shoulder width of 41cm, a body width of 42cm, and a length of 72cm. It has only been tried on since purchase and has been stored at home for many years.