a. Earthquake-related natural phenomena (ground motion, subsurface structure, site effects, tsunami, historical earthquakes, etc.)

• a-1 Source characteristics

  a-2 Subsurface structure

  a-3 Ground motions

  a-4 Soil liquefaction / slope failure

  a-5 Tsunamis / historical earthquakes

  a-6 Others

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b. Structures (seismic response, structural testing, seismic design, seismic isolation, structural control, seismic retrofit, interactions, etc.)

• b-1 Underground structures / dams / soil structures

  b-2 Pile and foundation structures

  b-3 Soil-structure-interaction

  b-4 Civil engineering structures

  b-5 Building structures

  b-6 Mechanical equipment

  b-7 Seismic isolation / structural control system

  b-8 Seismic reinforcement, new structures and materials / seismic design method (ISO) / historical structures

  b-9 Others
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c. Social issues (lifelines, disaster information, risk management, disaster prevention planning, recovery planning, etc.)

• c-1 Lifeline

  c-2 Emergency early warning / disaster information / remote sensing / real-time earthquake disaster prevention

  c-3 Disaster prevention planning / regional disaster preparedness / risk management / social and economic issues

  c-4 Recovery plan / disaster management in urban planning

  c-5 Multi-hazards / compound and cascading disasters / wide-area disasters, Covid19

  c-6 Resilience / BCP

  c-7 Others

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d. Damage investigation and analysis, etc.

• d-1 Investigation and analysis of recent earthquake damage

  d-2 Strong motion observation system and its application / structural health monitoring

  d-3 Indoor damages / damage to equipment

  d-4 Community survey / life restructuring

  d-5 Machine learning / IoT / DX

  d-6 Others