*Haruo Kimura1, Hisao Kondo2, Yasuhiko Akinaga3, Shigeru Okamoto3, Masaki Suehiro3
(1.Central Research Institute of Electric Power Industry, 2.Geological Survey of Japan, AIST, 3.Hanshin Consultants Co., Ltd.)
Keywords:Itoigawa–Shizuoka tectonic line active fault system, East Matsumoto Basin fault, active fault, seismic reflection profiling, subsurface structure
We carried out P-wave seismic reflection profiling to reveal the subsurface structure across the northern central Itoigawa–Shizuoka tectonic line active fault system. Obtained migrated depth-converted section has shown a steeply (about 75 degree) eastward dipping fault.