■Tourist Information
Tsuruoka city’s Official Tourist Website : https://www.tsuruokacity.com/
Yamagata Prefecture Tourist Information Website : https://yamagatakanko.com/en/
Haguro Monzenmachi Project Website : https://dewasanzan.com/
The Bandai-Asahi National Park Website : https://www.env.go.jp/en/nature/nps/park/bandai/index.html
Bandai-Asahi’s Volcano Trail Tourist Website : https://www.bandai-asahi.com/en
Japan’s National Parks Information Website : https://www.env.go.jp/en/nature/nps/park/index.html
■Travel Agencies that operate in the Dewa Sanzan region
Yamabushido : https://www.yamabushido.jp/
Shoko Travel : https://en.shoko-travel.jp/index.html
The Hidden Japan : https://thehiddenjapan.com/
The Northern Heart of Japan : https://northernheartjapan.com/
Wondertrunk : https://www.wondertrunk.co/
Tokyo Way : https://tokyoway.jp/
■Travel designers and advisors
Join Tsuruoka : https://tsuruoka-join.com/
■Local interpreters
Chat chat Tsuruoka : https://chatchat2017.jimdofree.com/