The Totoumi Hamamatsu Open (とおとうみ浜松オープン, Tōtoumi hamamatsu ōpun) was a golf tournament on the Japan Golf Tour in 2011 and 2012. It was played at the Grandee Hamanako Golf Club in Hamamatsu, Shizuoka Prefecture. In 2012, the purse was ￥100,000,000 with ￥20,000,000 going to the winner.
References
Totoumi Hamamatsu Open Wikipedia(Text) CC BY-SA