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Kaiwara Welded Tuff Miyamura et al., 1976
- Type locality: Fukatani valley, Kaiwara, Taga city, Inukami county, Shiga prefecture
- Volcanic rocks
- Cretaceous (ca. 70 - 64 Ma, K-Ar, ca. 71 - 57 Ma, FT)
- Intruded by: Inugami Granite Porphyry
- Sedimentary facies: Pyroclastic flow deposit
- Lithofacies: Rhyolitic dacite welded tuff
- Sedimentary structures: Block joints
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Taga - Kaiwara - Shide - Osugi - Inukami dam, Taga city, Inukami county, Shiga pref.; Shibukawa river - Echigawa river - Usogawa river - Kakuitoge pass - Yokonedani valley - Wanami, Eigenji, Higashiomi city, Shiga pref.
- Harayama et al. (1989) Geology of the Gozaishoyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 145p. (in Japanese with English abstract 6p.)
- Ishida et al. (1984) Geology of the Hikone-Seibu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 121p. (in Japanese with English abstract 6p.)
- Miyamura et al. (1976) Geology of the Hikonetobu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 49p. (in Japanese with English abstract 6p.)