南古谷川

南古谷川 is 3 km long, and has a stream level of 3.

Map of 南古谷川

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南古谷川 flows into 由良谷川 , which it joins at N 34° 2′ 0″, E 135° 23′ 37″ at OSM node n974614314, and there 7 km of total upstream flows in.

南古谷川 has 3 tributaries.

(unnamed), which joins it at N 34° 1′ 53″, E 135° 23′ 39″ at OSM node n975172269, and 2 km of total upstream flows in.

(unnamed), which joins it at N 34° 1′ 16″, E 135° 23′ 12″ at OSM node n974819619, and 979 m of total upstream flows in.

(unnamed), which joins it at N 34° 1′ 19″, E 135° 23′ 17″ at OSM node n974553857, and 542 m of total upstream flows in.