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Unit II
- Lithofacies: Clinopyroxene-bearing orthopyroxene hornblende dacite, Clinopyroxene orthopyroxene hornblende andesite
- Lithofacies: Pyroclastic fall deposit
- Lithofacies: Dacite pumice (more than 4 fall units), Accidental fragments
- Lithofacies (Minor): Andesite lapilli, Volcanic ash
- Source: Numazawa caldera
- Mode of eruption: Plinian
- Eruptive volume: ca. 0.1 km3 DRE
- Thickness (Overall): ca. 9 - 140 cm
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Lake Numazawa - Tadami river, Aizu basin, Fukushima pref.
- Masubuchi and Ishizaki (2011) Jour. Geol. Soc. Japan, vol.117, no.6, pp.357-376 DOI
- Yamamoto et al. (2006) Geology of the Kitakata District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 63p. (in Japanese with English abstract 5p.)
- Yamamoto and Komazawa (2004) Geology of the Miyashita District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 71p. (in Japanese with English abstract 5p.)