Lake Notoro
{{short description|Coastal lagoon in Hokkaido, north Japan}}
{{Use dmy dates|date=November 2019}}
{{Infobox body of water
| name = Lake Notoro
| other_name = {{unbulleted list|Lake Notori | Notoro Lagoon}}
| native_name = {{native name|ja|能取湖}}
| image = Salicornia europaea-hokkaido-japan.jpg
| caption = Salicornia grass in the lake
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| coords = {{coord|44|4|N|144|9|E|type:waterbody_region:JP|display=inline,title}}
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| outflow = Sea of Okhotsk
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| area = {{convert|58|km2|acre|abbr=on}}
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| cities = Abashiri
| pushpin_map = Japan Hokkaido
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{{nihongo|Lake Notoro|能取湖|Notoro-ko / Notori-ko}}, also Lake Notori or Notoro Lagoon,{{cite book|title=Japan, the New Official Guide|url=https://books.google.com/books?id=cfkLAQAAIAAJ|year=1966|publisher=Japan Travel Bureau|page=1046|quote= To the NW of Lake Abashiri lie the Notoro Lagoon (32 km in circumference and 58 sq km in area) and the Saroma Lagoon (72 km in circumference and 149 sq km in area).}} is a coastal lagoon by the northern shore of Abashiri, Hokkaidō, Japan.{{cite web |url=http://www.city.abashiri.hokkaido.jp/380suisangyo/010yuugyo/020shiohigari.html |title=Shellfish gathering in Lake Notoro |publisher=Abashiri City |accessdate=10 February 2012}} It is included in Abashiri Quasi-National Park.
It is the 13th-largest lake in Japan. It is about {{convert|2|km|abbr=on}} northwest of Lake Abashiri and {{convert|15|km|abbr=on}} east of Lake Saroma (also a coastal lagoon).