HOKUSAI-GW is the follower oft he RIKEN super Combined Cluster RSCC, operating since 2004, and the RIKEN Integrated Cluster of Clusters RICC, established 2009. The massively parallel computing system performs up to 1000 trillion floating point operations per second and will service RIKEN’s physics, chemistry, biology, and medical science departments. The HOKUSAI-GW system aims towards the fusion of experiment / simulation / data analysis and connects three computing systems having different functions in a high-speed network InfiniBand (FDR 4X), as if it were just one computing system.In 2016, it will be complemented by HOKUSAI BigWaterfall (HOKUSAI-BW)”.”

RIKEN news release, April 3, 2015