1. Earthquake Research Institute University of Tokyo Tokyo Japan
2. Now at: Japan Meteorological Agency Tokyo Japan
3. Golder Associates (NZ) Ltd. Christchurch New Zealand
4. Department of Earth and Planetary Sciences University of California Santa Cruz Santa Cruz CA USA
5. Victoria University of Wellington Wellington New Zealand
6. GNS Science Lower Hutt New Zealand
7. Cooperative Institute for Research in Environmental Sciences and Department of Geological Sciences University of Colorado Boulder Boulder CO USA
8. Disaster Prevention Research Institute Kyoto University Kyoto Japan
9. University of Texas Institute for Geophysics (UTIG) Austin TX USA
10. Lamont‐Doherty Earth Observatory (LDEO) Columbia University Palisades NY USA