↑"東京湾" [Tokyo Bay]. Dijitaru Daijisen (in Japanese). Tokyo: Shogakukan. 2012. OCLC56431036. Archived from the original on 2007-08-25. Retrieved 2012-07-30.
↑"東京湾" [Tokyo Bay]. Nihon Kokugo Daijiten (in Japanese). Tokyo: Shogakukan. 2012. OCLC56431036. Archived from the original on 2007-08-25. Retrieved 2012-07-30.
↑"千葉県:総論 > 東京湾" [Overview of Chiba Prefecture: Tokyo Bay]. Nihon Rekishi Chimei Taikei (in Japanese). Tokyo: Shogakukan. 2012. OCLC173191044. dlc 2009238904. Archived from the original on 2007-08-25. Retrieved 2012-07-30.
↑"東京湾" [Tokyo Bay]. Nihon Daihyakka Zensho (Nipponika) (in Japanese). Tokyo: Shogakukan. 2012. OCLC153301537. Archived from the original on 2007-08-25. Retrieved 2012-07-30.