Recent Improvements of Particle and Heavy Ion Transport code System: PHITS Tatsuhiko Sato, Koji Niita, Yosuke Iwamoto, Shintaro Hashimoto, Tatsuhiko Ogawa, Takuya Furuta, Shin-ichiro Abe, Takeshi Kai, Norihiro Matsuda, Keisuke Okumura et al. (3 more) EPJ Web Conf., 153 (2017) 06008 Published online: 25 September 2017 DOI: 10.1051/epjconf/201715306008