^〇Haruka Kikuchi¹, Toru Obara² (1.Department of Nuclear Engineering, Graduate School of Science and Engineering, Tokyo Institute of Technology, 2.Research Laboratory for Nuclear Reactors, Tokyo Institute of Technology)

^〇AKINORI YAMAGUCHI¹, HIROKI WATANABE¹, TAKANORI KAMEYAMA¹ (1.TOKAI University)

^〇Tomohiro Sakai¹, Daiki Iwahashi¹, Hideaki Asaka¹, Yoshihira Ando¹, Tetsuo Nakaziam¹ (1.Japan Nuclear Energy Safety Organization)

^〇Yoshihira Ando ¹ (1.Japan Nuclear Energy Safety Organization (JNES))

^〇daiki iwahashi¹, yoshihira ando¹, tomohiro sakai¹, tetsuo nakajima¹, ken-ichi yoshioka², kouji hiraiwa², takuya umano² (1.Japan Nuclear Energy Safety Organization, 2.Toshiba Corporation)