Project NameSummaryDevelopment of investigation technologyfor inside reactor pressure vessel(1) Planning of investigation and development(2) Planning of investigation methods(3) Study on supplementary systems for investigation(4) Development of access and investigation devicesDevelopment of technologies for detailedinvestigation inside PCV (on-site demonstration of detailed investigation technologies through X-6 penetration)(1) Planning of investigation and technology development(2) On-site verification of access and investigation devices and investigationtechnologyDevelopment of technologies for detailedinvestigation inside PCV (on-site demonstration of detailed investigation technologies considering management ofdeposits)PeriodSupplementaryBudgets in theYear ofSubsidy Limits(subsidy rate)*2April 1, 2018 March 31, 2020 FY20171.3 billion yen(50% or less)April 27, 2018 March 31, 2020 FY20174 billion yen(Fixed)(1) Planning of investigation and development(2) On-site verification of access and investigation devices and investigationtechnologyApril 27, 2018 - FY2017March 31, 20202.6 billion yen(Fixed)Development of technologies for construction of water circulation systems inPCV(1) Organizing technology specifications for upgrading water circulation systems,study on work plan and establishment of development plan(2) Development/verification of elemental technologies for access and connection inPCVApril 1, 2018 March 31, 2020 FY20170.5 billion yen(50% or less)Development of technologies for construction of water circulation systems inPCV (full-scale test)(1) Full-scale verification of technologies for access and connection of PCVdeveloped under the subsidy project of “Development of technologies for watercirculation systems in PCV”April 1, 2018 March 31, 2020 FY20171 billion yen(Fixed)Development of analysis and estimationtechnologies for characterization of fueldebris(1) Development of technologies, required for analysis of fuel debris characteristics(2) Development of technology for estimating fuel debris particle behaviorApril 1, 2019 FY2017,March 31, 2021 FY20181 billion yen(Fixed)Development of sampling technologiesfor retrieval of fuel debris and internalstructures(1) Planning of development of sampling technology for fuel debris and fuel debrissampling(2) Development of devices and systems to sample fuel debris in PCVApril 1, 2019 FY2017,March 31, 2021 FY20183.5 billion yen(Fixed)Development of technologies for retrievalof fuel debris and internal structures(1) Development of fuel debris retrieval method(2) Development of handling technology for fuel debris(3) Development of technology to ensure safety during fuel debris retrievalApril 1, 2019 March 31, 2021 FY20184 billion yen(Fixed, but 50%or less for part ofproject)Development of technologies for retrievalof fuel debris and internal structures (development of fuel debris dust collectionsystem)(1) Conceptual study and element testing of systems for collecting dust generatedfrom fuel debris processing and controlling airborne spreadMay 10, 2019 - FY2018March 31, 20210.3 billion yen(Fixed)Development of technologies for containing, transfer and storage of fuel debris(1) Investigation and research planning for containing, transfer and storage of fueldebris.

April 1, 2019 March 31, 2021 FY20181.3 billion yen(Fixed, but 50%or less for part ofproject)R&D of treatment and disposal of solidwaste(1) Study on storage management methods(2) Establishment of treatment/disposal concepts and development of safetyevaluation methods(3) Development of efficient analysis method for waste properties(4) Integration of R&D resultsApril 1, 2019 March 31, 2021 FY20182.7 billion yen(Fixed)*1 Projects listed in IRID’s Project Plan *2 Maximum costs and rates of the subsidy projects are cited from the value given in the Solicitation Information.