Abstract / p1
1. Introduction / p3
2. Active tectonics of southwest Japan / p5
　2.1 zonal arrangement of southwest Japan arc / p5
　2.2 Activity of the Median Tectonic Line / p5
　2.3 Forearc basins of southwest Japan / p6
　2.4 Deformation of the Shikoku zone / p7
　2.5 Seto'uchi shear zone / p8
　2.6 Right-lateral shear zone of central Kyushu / p10
　2.7 Development of tectonic landform of southwest Japan arc / p11
　2.8 Zonal arrangement of Ryukyu arc and Okinawa trough / p12
　2.9 Junction between the southwest Japan arc and the Ryukyu arc / p13
3. Paleoseismicity of southwest Japan / p14
　3.1 Migration of large earthquakes in central Japan / p14
　3.2 Intraplate paleoseismic activities of southwest Japan arc / p20
4. Faults of the 1995 Hyogo-ken nanbu (Kobe) earthquake / p23
5. Discussions / p25
6. Conclusions / p26
References / p28