The fourth of this very limited edition single malt. Distilled at Mars Whisky’s Shinshu Distillery in Nagano Prefecture in 2015 and then aged on the small island of Yakushima, a UNESCO World Heritage site and rainforest off the coast of Kyushu in the South of Japan. The majority of this whisky was matured in bourbon and sherry barrels for 3 to 5 years.