Measurement of Vector Meson Decays in Nuclei at J-PARC

1 RIKEN Nishina Center, RIKEN, Saitama 351-0198, Japan 2KEK, High Energy Accelerator Research Organization, Ibaraki 305-0801, Japan 3Center for Nuclear Study, Graduate School of Science, University of Tokyo, Tokyo 113-0033, Japan 4Department of Physics, University of Tokyo, Tokyo 113-0033, Japan 5Japan Synchrotron Radiation Research Institute, Hyogo 679-5198, Japan 6Department of Physics, Kyoto University, Kyoto 113-0033, Japan 7Hiroshima University, Hiroshima 739-8526, Japan 8Research Center for Nuclear Physics, Osaka University, Ibaraki, Osaka 567-0047, Japan