ISRD2018 will take place at Kobayashi-hall in High Energy Accelerator Research Organization(KEK) located in Tsukuba. Tsukuba is known as one of the biggest research centers in Japan with many research institutes and located approximately 50 km northeast of Tokyo. It takes approximately 1 hour to travel from Tokyo station by train and 1 hour 45 minutes from Narita international airport by high-way bus. The detailed information on how to access to KEK is here.
KEK campus map (Tsukuba campus)
High Energy Accelerator Research Organization (KEK)
1-1 Oho, Tsukuba, Ibaraki, 305-0801 JAPAN
How to reach KEK
Please see KEK web site for detail