3海岸工学 Published on 10th October 20238th 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: 21st November 2023 @ 1:00 PM – 2:30 PM Asia/Tokyo Timezone Repeats 2023-11-21T13:00:00+09:00 2023-11-21T14:30:00+09:00