Fig. 8From: Analyzing the continuous volcanic tremors detected during the 2015 phreatic eruption of the Hakone volcanoResult of a grid search for hypocenter of a VT earthquake. a Epicenter, b N–S cross section, and c E–W cross section. The red star and gray circles indicate the best solution for the hypocenter and the results of the bootstrap resampling method, respectively. The blue circle indicates the hypocenter of the VT earthquake as determined using the double difference methodBack to article page