Overview of J-PARC.- The T2K Long-Baseline Neutrino Experiment.- K_L → π#x2070; ν #x0305;ν.- Search for T Violation in #x2192; Decays.- Gamma-Ray Spectroscopy of Hypernuclei.- Search for Pentaquark.- In-Medium Mass Modification of Vector Mesons.- Experimental Investigations of Mesonic Bound States in Nuclei.- Muon Particle and Nuclear Physics Programs at J-PARC.