After the earthquake on 3/11/2011, issues on radiation has been drawing a great deal of attention among both in agricultural and industrial sectors in Japan. As of now continued measurements to those issues are greatly needed. Agro-Innovation Japan 2012, where we have a lot of visitors from farmers, agricultural groups, vegetable/rice consumers and food distribution sectors, have set a Special Exhibition Corner for Radiation Detectors in order to give solutions to the radiation induced problems as well as providing the latest information on the matters on radiation.