北古川

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北古川 flows into 野府川 , which it joins at N 35° 20′ 38″, E 136° 46′ 21″ at OSM node n727148700, and there 7 km of total upstream flows in. load it's distributaries

北古川 has 1 tributaries.

• 里小牧川, which joins it at N 35° 21′ 3″, E 136° 46′ 18″ at OSM node n1229374714, and 776 m of total upstream flows in.
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