Located in the eastern part of Kochi Prefecture near Cape Muroto, this brewery boasts the largest scale in the prefecture. The clear stream of Yasuda River flows near the brewery, and the brewing water drawn from the brewery well is hard water, containing a well-balanced mix of minerals. Achieving an unprecedented feat of winning the Gold Award for the 43rd time in the National New Sake Appraisal Competition in 2016, this sake has established itself as a renowned brew from Tosa, garnering widespread acclaim nationwide.