目次 Toggle 2023-2024_MD333YCE_executive Officer introduction 333複合地区YCE役員YCE committee chairpersonYCE special committee memberMD333 YCE Information on our activities 2023-2024_MD333YCE_executiveOfficer introduction 333複合地区YCE役員 YCE committee chairperson L Kiyoyuki FUJIKAWA YCE special committee member L Kensuke KOKUBO L Kenji OBINATA L Hisaei SATO MD333 YCE Information on our activities