Change in the Editorial board Dr. Akira Ishiwatari, Tohoku University and Yoshihiko Tamura, Japan Agency for Marine-Earth Science and Technology have joined the Editorial Board since May 2009.
Vol.31 (1944) No. 5 and No.6 of the predecessor journal, "The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists" are available at this J-Stage site. (updated Aug. 2, 2018)