坂本ダム (Q7402801)

matcher place: Kanto (relation 1803923), Gunma Prefecture (relation 1851649), Honshu (relation 6677259)
view on Wikidata
Wikipedia: English
Wikimedia Commons
English Wikipedia categories: Dams completed in 1994, Dams in Gunma Prefecture, Kantō region dam stubs

Overpass query: show query – Overpass Turbo

[timeout:300][out:json];
(
    node(around:1000,36.35333,138.70758)[barrier][~"^(addr:housenumber|.*name.*)$"~".",i];
    way(around:1000,36.35333,138.70758)[barrier][~"^(addr:housenumber|.*name.*)$"~".",i];
    rel(around:1000,36.35333,138.70758)[barrier][~"^(addr:housenumber|.*name.*)$"~".",i];
    node(around:1000,36.35333,138.70758)["drinking_water"][~"^(addr:housenumber|.*name.*)$"~".",i];
    way(around:1000,36.35333,138.70758)["drinking_water"][~"^(addr:housenumber|.*name.*)$"~".",i];
    rel(around:1000,36.35333,138.70758)["drinking_water"][~"^(addr:housenumber|.*name.*)$"~".",i];
    node(around:1000,36.35333,138.70758)[landuse=reservoir][name];
    way(around:1000,36.35333,138.70758)[landuse=reservoir][name];
    rel(around:1000,36.35333,138.70758)[landuse=reservoir][name];
    node(around:1000,36.35333,138.70758)["man_made"="dyke"][name];
    way(around:1000,36.35333,138.70758)["man_made"="dyke"][name];
    rel(around:1000,36.35333,138.70758)["man_made"="dyke"][name];
    node(around:1000,36.35333,138.70758)[water=reservoir][name];
    way(around:1000,36.35333,138.70758)[water=reservoir][name];
    rel(around:1000,36.35333,138.70758)[water=reservoir][name];
    node(around:1000,36.35333,138.70758)[waterway=dam][~"^(addr:housenumber|.*name.*)$"~".",i];
    way(around:1000,36.35333,138.70758)[waterway=dam][~"^(addr:housenumber|.*name.*)$"~".",i];
    rel(around:1000,36.35333,138.70758)[waterway=dam][~"^(addr:housenumber|.*name.*)$"~".",i];
);
out center tags;

Summary from 日本語 / Japanese Wikipedia (jawiki)

碓氷湖（うすいこ）は、群馬県安中市にある湖。利根川水系碓氷川に建設された坂本ダム（さかもとダム）によって形成される人造湖（ダム湖）である。

Summary from English Wikipedia (enwiki)

Sakamoto Dam is a dam in the Gunma Prefecture of Japan. It forms Lake Usui.

Wikidata location: 36.3533, 138.7076 view on OSM or edit on OSM

matches

found 2 match candidates

relation: 碓氷湖 (OSM)exact location match [show tags]

name: 碓氷湖
water: reservoir
source: Bing 2011
natural: water
wikidata: Q7402801
wikipedia: ja:碓氷湖

wikidata match: Q7402801

way: 坂本ダム (OSM), 18 m from Wikidata [show tags]

area: yes
name: 坂本ダム
source: GSI/KIBAN 2500;NARO
waterway: dam

Search criteria from Wikidata

view with query.wikidata.org

levee (Q105190)	man_made=dyke
dam (Q12323)	waterway=dam, landuse=reservoir, water=reservoir, drinking_water
obstacle (Q264661)	barrier

Search criteria from categories

Dams completed in 1994	waterway=dam
Dams in Gunma Prefecture	waterway=dam