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Ozenji Formation (Tokunaga et al., 1949) Takano, 1994
Invalid synonym: Toge Formation, Kamoshida Formation
- Type locality: Ozenji - Shimoasao, Kawasaki city, Kanagawa prefecture; Midori ward - Aoba ward - Kohoku ward - Tsuduki ward, Yokohama city, Kanagawa prefecture
- Coherent formation
- Fore-arc basin sediments (Kazusa trough)
- early Pleistocene (1.5 - 1.3 Ma)
- Interfingered (Upper): Dedana Formation
- Interfingered (Lower): Kakio Formation
- Correlation: Bushi Formation
- Sedimentary facies: Shallow marine
- Sedimentary facies: Inner bay
- Lithofacies: Silt-dominant interbedded silt and sands, Silt
- Lithofacies (Minor): Conglomerate
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Ozenji - Shimoasao - Kamiasao, Kawasaki city, Kanagawa pref.; Midori ward - Aoba ward - Kohoku ward - Tsuduki ward, Yokohama city, Kanagawa pref.; Kamoshida town, Aoba ward, Yokohama city, Kanagawa pref.; Tsunashima-Suwa shrine, Tsunashima, Kohoku-ku, Yokohama city, Kanagawa pref.
- Fossils: Elephants (Stegodon aurorae), Foraminifera
- Fossils (Shellfishes): Acila sp., Conchocele bisecta (<= Thyasira bisecta), Yoldia naganumana
- Tephra: Oz, MT, Hg 1, Hg 2, SG-Kd18, NB-Kd17, Km 1, Km 2, H 1, Od, YU, PK, Ng-YR, Fr
- Suzuki et al. (2016) Jour. Geol. Soc. Japan, vol.122, no.7, pp.343-356, DOI
- Ueki et al. (2013) Geology of the Hachioji District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 137p. (in Japanese with English abstract 6p.)
- Suzuki and Murata (2011) Jour. Geol. Soc. Japan, vol.117, no.7, pp.379-397 DOI
- Oka et al. (1984) Geology of the Tokyo-Seinambu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 148p. (in Japanese with English abstract 7p.)