Geosite List Home Geosite Butsubutsu-gawa River Butsubutsu-gawa River It is the shortest second-grade river in Japan with the length of only13.5 meters. The small stream is mainly spring water that gush from the main current that flows through Konoshiro, Nachikatsuura Town. Map Butsubutsu-gawa River 33.5720403,135.9159489,14 See in the map app