Scientific Publications
| Bulletin of the National Science Museum Series C (Geology & Paleontology) | date of publication | |
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| Bulletin of the National Science Museum Series C (Geology & Paleontology) Volume 16 Number 2 | June 1990 | |
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| Kazumi YOKOYAMA, Yasuji SAITO: | P.41 | |
| Petrological Study of Sedimentary Rocks in the Itsukaichimachi Group, Kanto Mountains |  |
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| Masakazu HAGA, Toshiyuki YAMAGUCHI: | P.55 | |
| Stratigraphy and Fossil Diatoms of the Neogene to Quaternary Formations in the Eastern Shimokita Peninsula, Aomori Prefecture | |
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