 IBIC2018 - List of Authors Sakashita, K.Author: Sakashita, K.MOOB04 Upgrade of the Machine Protection System Toward 1.3 MW Operation of the J-PARC Neutrino Beamline 18WEPC08 Optical System of Beam Induced Fluorescence Monitor Toward MW Beam Power at the J-PARC Neutrino Beamline 505 