Denfield, Aric. "Geto Onsen". Japan travel. Retrieved 27 January 2024.
tdb.co.jp
震災・戦争を生き抜いた「老舗企業」、全国に 2 万 5000 社 [25,000 established companies nationwide that survived the earthquake and war] (PDF) (in Japanese). Teikoku Databank, Ltd. Archived from the original(PDF) on May 23, 2013. Retrieved October 31, 2013.
tokyoweekender.com
Manning, Jeff (18 February 1994). "Geto Onsen". Tokyo Weekender. Retrieved 27 January 2024.
veryjapanese.jp
"Geto Onsen". Guide Very Japanese. Retrieved 27 January 2024.
visitiwate.com
"Geto River". Visit Iwate. Retrieved 27 January 2024.
web.archive.org
震災・戦争を生き抜いた「老舗企業」、全国に 2 万 5000 社 [25,000 established companies nationwide that survived the earthquake and war] (PDF) (in Japanese). Teikoku Databank, Ltd. Archived from the original(PDF) on May 23, 2013. Retrieved October 31, 2013.
