Printable and customisable Japan envelope for free

Japanese-patterned envelope to print and cut for free to insert a letter or postcard, for instance, the postcard from the Mischievous Elf on a trip to Japan, the Land of the Rising Sun, during his world tour before his arrival at your home in December.
This envelope from Japan features two stamps, the country's flag, and sushi, and is decorated with symbols and iconic patterns of the country: the famous Mount Fuji, a geisha, two koi carp, and origami.
This envelope is customisable before printing, with the name(s) of the recipient(s) and the name of the sender of your choice, for example, the name of your Christmas Elf(s).