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Kotogawa Formation

• Coherent formation
• middle - late Pleistocene
• Correlation: Kitajima Formation

• Lithofacies (Upper): Sandy gravels, Mud
• Lithofacies (Middle): Sandy gravels, Sands, Mud
• Lithofacies (Lower): Sandy gravels, Sands, Mud

• Upper limit: Conformity (Takamatsu Formation)

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

• Distribution: Takamatsu lowland, Kagawa pref.

• Kawamura and Nishiyama (2019) Jour. Geol. Soc. Japan, vol.125, no.1, pp.87-105 DOI