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Kusatsu Formation Yoshikawa, 1984

• Type locality: Kusatsu city - Otsu city, Shiga prefecture
• Coherent formation
• Pleistocene (1.8 - 1.4 Ma)

• Sedimentary facies: Terrestrial
• Sedimentary facies: Fluvial
• Lithofacies: Gravels, Sands
• Lithofacies (Minor): Silt, Clay

• Thickness: 70 - 140 m
• Upper limit: Conformity, Unconformity (Higher I Terrace Deposits)
• Lower limit: Conformity (Gamo Formation)

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Yokaichi hills - Hino hills - Minakuchi hills - Seta hills, Shiga pref.
• Distribution: Otsu city - Kusatsu city - Ritto city, Shiga pref.; Kosei, Konan city, Shiga pref.
• Fossils (Plants): Alnus japonica, Betula maximowicziana, Cunninghamia sp., Fagus cf. microcarpa, Glyptostrobus pensilis, Hemiptelea mikii, Menyanthes trifolia, Metasequoia disticha, Metasequoia glyptostroboides, Menyanthes trifoliata, Picea sp., Picea koribai, Picea koraiensis, Pinus thunbergii, Pseudotsuga subrotunda, Pterocarya rhoifolia, Styrax japonica, Thuja sp.
• Tephra: Gokenjaya Tuff Bed, Kiryu Tuff Bed

• Wakita et al. (2013) Geology of the Kyoto-Tonambu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 124p. (in Japanese with English abstract 3p.)
• Satoguchi et al. (2012) Jour. Geol. Soc. Japan, vol.118, Supplement, pp.70-78 DOI
• Nakano et al. (2003) Geology of the Minakuchi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 83p. (in Japanese with English abstract 3p.)
• Yoshida et al. (2003) Geology of the Omi-Hachiman District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 72p. (in Japanese with English abstract 3p.)
• Kimura et al. (1998) Geology of the Kyoto-Tohokubu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 89p. (in Japanese with English abstract 5p.)
• 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.)