Where was The Eel filmed?

1997 film directed by Shōhei Imamura

The Eel (1997) was filmed in Tone River, Matsuda, Sawara, Sawara Station, Lake Yodaura, Kanpuku-ji Temple and 1 more place, 7 places named in its Japanese Wikipedia’s 撮影 section, in Japan. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

See them on the map → Wikipedia Source data

Places per Japanese Wikipedia's 撮影 section

Japanese Wikipedia’s 撮影 section names 7 places. Each links to the sentence that says so.