Extensive ash falls in and around the sea of Japan from large late quaternary eruptions

Akahoya Ash-A Holocene Widespread Tephra Erupted from the Kikai Caldera, South Kyushu, Japan

Hiroshi Machida, Fusao Arai · The Quaternary Research (Daiyonki-Kenkyu) · 1978 · 141 citations · Full text

The Volcanic Ash Layers of the Osaka Group

Shusaku Yoshikawa · The Journal of the Geological Society of Japan · 1976 · 71 citations · Full text

Osaka Group, Earth Science, Volcanology +7

Tephrochronological study on the middle Pleistocene deposits in the Kanto and Kinki districts, Japan

Hiroshi Machida, Fusao Arai, Shigeo Sugihara · The Quaternary Research (Daiyonki-Kenkyu) · 1980 · 52 citations

Engineering, East Asian Studies, Archaeology +17

Daisen Kurayoshi Pumice : Stratigraphy, Chronology, Distribution and Implication to Late Pleistocene Events in Central Japan

Hiroshi Machida, Fusao Arai · Journal of Geography (Chigaku Zasshi) · 1979 · 47 citations · Full text

Volcanology, Engineering, East Asian Studies +22

Studies on the Aso Pyroclastic Flow Deposits in the Region to the West of Aso Caldera, Southwest Japan, II : Petrology of the Aso-4 Pyroclastic Flow Deposits

Kazunori Watanabe · Medical Entomology and Zoology · 1979 · 26 citations

Southwest Japan, Earth Science, Volcanology +8