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Ibohara Formation Nakashima et al., 2021

• Type locality: Ibohara, Josui town, Toyota city, Aichi prefecture
• Coherent formation
• middle Pleistocene

• Sedimentary facies: Fluvial
• Lithofacies: Sands, Gravels

• Thickness: several - 5 m
• Lower limit: Unconformity (Miyoshi Formation, Yadagawa Formation)

• Distribution: Josui town - Oshimizu town - Kaizu town, Toyota city, Aichi pref.

• Nakashima et al. (2021) Geology of the Toyota District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 91p. (in Japanese with English abstract 4p.)