（沖縄）地震工学研究発表会 Published on 26th April 202313th 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: 7th September 2023 – 8th September 2023 all-day Asia/Tokyo Timezone 2023-09-07T00:00:00+09:00 2023-09-09T00:00:00+09:00