This is a beautiful stamp souvenir sheet, issued by Guinea-Bissau in 2011, featuring artwork by Japanese woodblock artist Utagawa Sadahide. The featured artwork is titled "Picture of Western merchants carrying goods in Yokohama" dated 1861. The sheet also has the Phila Nippon '11 logo in the lower right corner. It's Michel catalog #5467/ Bl. 943, and is Post Office fresh, mint never hinged, and F/VF. Click here to visit my eBay Store for other auctions and Direct Sale items: