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Younger Fan Deposit Akahane, 1985

• Type locality: Nakano city, Nagano prefecture; Obuse city, Kamitakai county, Nagano prefecture
• Coherent formation
• late Pleistocene - Holocene

• Sedimentary facies: Alluvial fan deposit
• Lithofacies: Sands, Gravels
• Lithofacies (Minor): Mud

• Thickness: 100 m or thicker
• Lower limit: Unconformity (Older Fan Deposit)

• Distribution: Nakano city, Nagano pref.; Obuse city, Kamitakai county, Nagano pref.; Sugakawa - Tarukawa river, Yamanouchi city, Shimotakai county, Nagano pref.; Shizuma, Iiyama city, Nagano pref.; Kaesa - Kamiimai, Toyota, Nakano city, Nagano pref.; Furusato, Nagano city, Nagano pref.

• Akahane et al. (1992) Geology of the Nakano District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 106p. (in Japanese with English abstract 4p.)