「高校生国際会議」第1回事前研修を開催 1st Preparation meeting of "International Conference for High School Students" posted : 2021/07/11 Supratarka管理人 7月11日(日)に「高校生 国際会議」の事前研修を行いました。We held a 1st preparation meeting for "International Conference for High school Students" on July 11th. Tweet