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• Beth Matuska (2018): Caves of Japan: A Tiny Photo Tour, Independently published (January 5, 2018), Paperback, 62 pp, ISBN-10: 1976813344, ISBN-13: 978-1976813344.
• T. Moreno, S.R. Wallis, T. Kojima, W. Gibbons (2016): Geology of Japan, Geological Society; Reprint edition (April 15, 2016), Paperback, 536 pages, ISBN-10: 1862397430, ISBN-13: 978-1862397439.
• Professor Toshio Kimura, Professor Itaru Hayami, Professor Shizuo Yoshida (): Geology of Japan, University of Tokyo Press, ISBN-10: 0860084744, ISBN-13: 978-0860084747.