(unnamed)

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(unnamed) flows into 谷川 , which it joins at the following points: 6 km of total upstream flows in at N 34° 55′ 13″, E 136° 36′ 50″ at OSM node n734413971 3 km of total upstream flows in at N 34° 55′ 13″, E 136° 36′ 43″ at OSM node n734533217 load it's distributaries

(unnamed) has 1 tributaries.

• 大溝川, which joins it at N 34° 55′ 13″, E 136° 36′ 43″ at OSM node n734533217, and 6 km of total upstream flows in.
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