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Shimosueyoshi Loam (Kanto Loam Research Group, 1956) Uesugi, 1976

Invalid synonym: Kissawa Formation, Obaradai Loam

• Type locality: Horinouchi, Minami ward - Shinohara town, Kohoku ward, Yokohama city, Kanagawa prefecture
• Type locality (Old): Shimosueyoshi, Tsurumi-ward, Yokohama city, Kanagawa prefecture
• Loam
• Pleistocene (125 - 70 ka, MIS 5)
• Contemporaneous heterotopic facies: Joso Formation
• Correlation: Hitsujiyama Loam, Upper Tephra

• Lithofacies: dark brown Loam

• Thickness: 2 - 13 m
• Upper limit: Top of the chocolate-color crack band 1 m below Hk-TP
• Upper limit: Unconformity (Musashino Loam)
• Lower limit: Bottom of the crack band below SIP Tephra
• Lower limit: Conformity (Tama Loam, Shimosueyoshi Formation, Middle I Terrace Deposit, Zengyo Formation, Obaradai Sand and Gravel Formation), Unconformity (Tokorozawa Formation, Narimasu Formation, Kodaira Formation, Kurokawa Formation, Osawa Terrace Deposit, Hino Terrace Deposit, Sannodai Loam, Tsuchihashi Loam)

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

• Distribution: Shimosueyoshi, Tsurumi-ward, Yokohama city, Kanagawa pref.; Horinouchi, Minami ward, Yokohama city, Kanagawa pref.; Shinohara town, Kohoku ward, Yokohama city, Kanagawa pref.; Kaminagatani town - Noba town, Konan ward, Yokohama city, Kanagawa pref.; Hirado town - Shinano town, Totsuka ward, Yokohama city, Kanagawa pref.; Isogo town - Shiomidai, Isogo ward, Yokohama city, Kanagawa pref.
• Tephra: SIP, On-Pm1, Hk-OP, OyP, Hk-KlP, Hk-KmP, K-Tz, Aso-4, F-YP, Hk-AP

• Nakazawa et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.5, pp.367-385 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.)
• Ueki and Sakai (2007) Geology of the Ome District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 189p. (in Japanese with English abstract 5p.)
• Eto et al. (1998) Geology of the Yokosuka District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 128p. (in Japanese with English abstract 3p.)
• Makimoto and Takeuchi (1992) Geology of the Yorii District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 136p. (in Japanese with English abstract 6p.)
• 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.)
• Mitsunashi and Kikuchi (1982) Geology of the Yokohama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 105p. (in Japanese with English abstract 4p.)
• Kodama et al. (1980) Geology of the Misaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 38p. (in Japanese with English abstract 3p.)
• Oka et al. (1979) Geology of the Fujisawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 111p. (in Japanese with English abstract 5p.)