RYOMA JAPANESE RHUMKikusui is a rum distillery located south of the archipelago on the island of Shikoku in Kuroshio, a village in the east of the Kochi prefecture known as the oldest producer of sugar cane in Japan. Ryoma 7 years old Japanese Rum is made from freshly pressed cane and matures for seven years in oak barrels. It has rich texture with aromas of caramel and vanilla.