"大多喜(町)" [Ōtaki]. Nihon Daihyakka Zensho (Nipponika) (in Japanese). Tokyo: Shogakukan. 2012. OCLC153301537. Archived from the original on 2007-08-25. Retrieved 2012-08-07.
"小田喜城跡・大多喜城跡" [Ōtaki Castle remains]. Nihon Rekishi Chimei Taikei (in Japanese). Tokyo: Shogakukan. 2012. OCLC173191044. dlc 2009238904. Archived from the original on 2007-08-25. Retrieved 2012-08-07.
web.archive.org
"大多喜(町)" [Ōtaki]. Nihon Daihyakka Zensho (Nipponika) (in Japanese). Tokyo: Shogakukan. 2012. OCLC153301537. Archived from the original on 2007-08-25. Retrieved 2012-08-07.
"小田喜城跡・大多喜城跡" [Ōtaki Castle remains]. Nihon Rekishi Chimei Taikei (in Japanese). Tokyo: Shogakukan. 2012. OCLC173191044. dlc 2009238904. Archived from the original on 2007-08-25. Retrieved 2012-08-07.
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"大多喜(町)" [Ōtaki]. Nihon Daihyakka Zensho (Nipponika) (in Japanese). Tokyo: Shogakukan. 2012. OCLC153301537. Archived from the original on 2007-08-25. Retrieved 2012-08-07.
"小田喜城跡・大多喜城跡" [Ōtaki Castle remains]. Nihon Rekishi Chimei Taikei (in Japanese). Tokyo: Shogakukan. 2012. OCLC173191044. dlc 2009238904. Archived from the original on 2007-08-25. Retrieved 2012-08-07.