January 30, 2020September 30, 2022FY2019 New year party of Kiyota, Konagai and Tamura labs. 恒例のOB・OG新年会
January 30, 2020September 30, 2022FY2019 Technical visit to Kumamoto City (mitigation works after the 2016 Kumamoto earthquake) 熊本地震の対策工見学（社基少人数セミナー）
