Nihon Koshuha made delivery 19sets of the high power large wave-guide Systems for Klystron Output Transmission to J-PARC “Japan Proton Accelerator Research Complex”.  
The accelerators are constructed at the Tokai campus of JAEA “Japan Atomic Energy Agency”, about 130km north-east of Tokyo, and they will be started operation in 2008.

This photo is provided by courtesy of J-PARC 　Specification Frequency 324MHz Peek Power 3.0MW Pulse Width 700μs Repetition Period 50Hz Wave-guide WR-2300 　(Inside dimension 584.2×292.1mm) Coaxial :　9-1/2"