Laura Hein, Mark Selden, ed. (2003). Islands of Discontent: Okinawan Responses to Japanese and American Power. Rowman & Littlefield. pp. 238–241. ISBN 9781461637929. Retrieved November 26, 2024. 9781461637929
Clark Chilson, Peter Knecht, ed. (2003). Shamans in Asia. Taylor & Francis. Retrieved November 26, 2024. https://books.google.com/books?id=OugrYbdRqoQC&pg=PT150&dq=%22Utaki%22+-wikipedia&hl=en&newbks=1&newbks_redir=0&source=gb_mobile_search&sa=X&ved=2ahUKEwiqw-j8yfqJAxVTD1kFHYGIABUQ6AF6BAgOEAM#v=onepage&q=%22Utaki%22%20-wikipedia&f=false
Tze May Loo (2014). Heritage Politics: Shuri Castle and Okinawa’s Incorporation Into Modern Japan, 1879–2000. Lexington Books. pp. 105–110. ISBN 9780739182499. Retrieved November 26, 2024. 9780739182499