Forum
- International Advisory Committee (IAC)
- Accelerator Technical Advisory Committee (A-TAC)
- Program Adovisory Committee (PAC) for Nuclear and Particle Physics Experiments at J-PARC 50 GeV Proton Synchrotoron
- Committees on Materials and Life Science Experimental Facility (NAC・MAC etc)
- Transmutation Experimental Facility Technical Advisory Committee (T-TAC)