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Mifune Group matsumoto, 1939

• Type locality: Mifune city, Kamimashiki county, Kumamoto prefecture
• Coherent formation
• Late Cretaceous, Cenomanian - Coniacian (FT)

• Sedimentary facies (Upper): Terrestrial
• Sedimentary facies (Lower): Brackish - Shallow marine

• Thickness: 2,000 m or thicker
• Width: ca. 10 km
• Upper limit: Parallel unconformity (Gankaizan Formation)
• Lower limit: Unconformity (Mizukoshi Formation, Manotani Metamorphic Rocks, Kiyama Metamorphic Rocks)

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

• Distribution: Mifune city, Kamimashiki county, Kumamoto pref.; Kumamoto city, Kumamoto pref.

• Ishida (2010) Jour. Geol. Soc. Japan, vol.116, no.1, pp.55-59 DOI
• Ikegami et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.3, pp.127-130 DOI