Where was The Adventures of Milo and Otis filmed?

1986 film by Masanori Hata

The Adventures of Milo and Otis (1986) was filmed in Hokkaidō and Nakashibetsu, 2 places named in its Japanese Wikipedia’s 企画 section, in Japan. Wikidata itself records the shoot only as Japan. Each place says where its claim comes from.

See them on the map → Wikipedia Source data

Places per Japanese Wikipedia's 企画 section

Japanese Wikipedia’s 企画 section names 2 places. Each links to the sentence that says so.

Places whose own article says it was shot there

1 place says on its own Wikipedia page that this film was shot there. Not on the map: the quote is linked so you can check it.

Recorded only at country level

Also filmed in Japan, but the exact places are not known, so they are not on the map.

Filming locations that are mapped there: Japan

Also shot in these places

Set in the same places