知福川

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知福川 flows into 加江田川 , which it joins at N 31° 48′ 57″, E 131° 27′ 11″ at OSM node n742948952, and there 62 km of total upstream flows in. load it's distributaries

知福川 has 2 tributaries.

• 蛇ノ河内, which joins it at N 31° 48′ 10″, E 131° 26′ 5″ at OSM node n743567769, and 6 km of total upstream flows in.
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• (unnamed), which joins it at N 31° 48′ 16″, E 131° 26′ 32″ at OSM node n743572754, and 2 km of total upstream flows in.
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