栃古川

栃古川 is 3 km long, and has a stream level of 4.

Map of 栃古川

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栃古川 flows into 大内山川 , which it joins at N 34° 15′ 23″, E 136° 20′ 24″ at OSM node n734703712, and there 25 km of total upstream flows in.

栃古川 has 3 tributaries.

栃古谷, which joins it at N 34° 14′ 59″, E 136° 19′ 15″ at OSM node n734228821, and 2 km of total upstream flows in.

西谷, which joins it at N 34° 14′ 59″, E 136° 19′ 15″ at OSM node n734228821, and 1 km of total upstream flows in.

(unnamed), which joins it at N 34° 14′ 52″, E 136° 19′ 16″ at OSM node n734456640, and 776 m of total upstream flows in.