Sugiyama S (2002) The impact of the Kikai-Akahoya Explosive Eruption on vegetation in southern Kyushu, Japan, clarified by phytolith studies. Quatern Res 41: 311-316 (in Japanese with English abstract)Machida M, Sugiyama S: The impact of the Kikai-Akahoya explosive eruptions on human ...
Extensive submarine pyroclastic deposits were discovered around the Kikai caldera, Southwest Japan, which originated from the caldera-forming Kikai-Akahoya (K-Ah) eruption that occurred at 7.3 ka. This submarine pyroclastic unit originated from a pyroclastic density current (PDC) that entered the sea...
Among them, the Kikai–Akahoya (K–Ah) tephra [4], [5] is the youngest one derived from the 7.3 cal ka BP [6], [7] eruption of the Kikai caldera, 25 km north of the island (Fig. 1a). This eruption started with a plinian phase (Koya pumice fall deposit) and ended with the ...
Outline of the Sukumo core and event deposit related with Kikai Akahoya volcanic ash, southwest coast of Shikoku, JapanT. TsujiF. NanayamaT. YamaguchiM. IkedaToshimichi NakanishiY. KondoF. MaenoChuki HongoK. KimuraJapan Geoscience Union