Fig. 1From: Three-dimensional S-wave attenuation structure in and around source area of the 2018 Hokkaido Eastern Iburi Earthquake, JapanDistributions of a stations and b earthquakes used in this study. Colored symbols indicate average S-wave velocity from the ground surface to a depth of 20 m (AVS20). b White star indicates the epicenter of the 2018 Hokkaido Eastern Iburi EarthquakeBack to article page