Men's Shirt Black 100% Cotton Manufactured and Sold: Tokyo (Men's Bigi Co., Ltd.) Made in Japan Width: Approximately 43cm Length: Approximately 65cm Shoulder Width: Approximately 43cm Sleeve Length: Approximately 63cm (Measurements taken by hand) Distinction MEN'S BIGI 03 is written on it. I think it's a bit slim, so I've tentatively listed it as M, but the size isn't clear, so please refer to the measurements above.