（Zoom）水工学講演会 Published on 20th December 201913th January 2026 by yasuda-t Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: 4th November 2020 – 6th November 2020 all-day Asia/Tokyo Timezone 2020-11-04T00:00:00+09:00 2020-11-07T00:00:00+09:00