Fig. 13From: Adjoint tomography of the crust and upper mantle structure beneath the Kanto region using broadband seismogramsWaveform fitting for extra events. a 5–30 s, b 8–30 s, c 10–30 s, and d 20–30 s. The gray bars and black outlines indicate the VR values of m 00 and m 16, respectively. The average VR values are also shown in each panelBack to article page