Table 1 Positions of the monitoring stations, the 'OSA', 'OSD', 'OSK,' and 'OSR' are small-aperture array used for the semblance analysis of data. The ISK station is sedimentary near-bedrock one and can be considered a bedrock station for applied frequencies

From: Influence of low-velocity superficial layer on long-period basin-induced surface waves in eastern Osaka basin