Upper Most part

Coherent formation
Pleistocene (ca. 0.6 - 0.2 Ma)
Correlation: Kentoyama Formation

Sedimentary facies: Fluvial, Lacustrine
Sedimentary facies (Minor): Marine
Lithofacies: Gravels, Sands
Sedimentary structures: Trough cross-stratification

Lower limit: Top of Ma 6
Lower limit: Conformity (Upper part)

Osaka Group
[ Upper ]
~~~~~~~~~~~~~~
Upper Most part
--------------
Upper part
~~~~~~~~~~~~~~
Lower part
--------------
Lower Most part
~~~~~~~~~~~~~~
[ Lower ]

Second Setouchi Supergroup (Osaka pref. - Hyogo pref.)
[ Upper ]
~~~~~~~~~~~~~~
Osaka Group
~~~~~~~~~~~~~~
[ Lower ]

[ Upper ]
~~~~~~~~~~~~~~
Second Setouchi Supergroup
?--?--?--?--?-
First Setouchi Supergroup
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Shibahara, Toyonaka city, Osaka pref.; Komyoji, Nagaokakyo city, Kyoto pref.; Mozume, Muko city, Kyoto pref.
Fossils: Tomistoma machikanense
Fossils (Plants): Nelumbo nucifera, Paliurus nipponicus, Sapium sp., Trapa macropoda, Trapa tetragona
Tephra: Kasuri
Key bed (Marine clay): Ma 7, Ma 8, Ma 9, Ma 10

Miyachi et al. (2005) Geology of the Kyoto-Seinambu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 90p. (in Japanese with English abstract 4p.)
Miyachi et al. (2001) Geology of the Osaka-Tohokubu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 130p. (in Japanese with English abstract 6p.)
Huzita and Kasama (1982) Geology of the Osaka-Seihokubu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 112p. (in Japanese with English abstract 8p.)