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Hikagerindo Lava Kaneko, 1988
- Type locality: 1,100 m above sea level of Hikagezawa forest road, Sakae city, Shimominochi county, Nagano prefecture
- Volcanic rocks
- early Pleistocene (1.65 Ma, K-Ar)
- Lithofacies: Augite hypersthene andesite lava
- Source: Mount Kenashiyama
- Thickness: 50 - 100 m
- Upper limit: Unconformity (Oiriyamasancho Lava, Ninosawa Lapilli Tuff)
- Lower limit: Unconformity (Oiri Lava, Ichinosawa Pyroclastic Flow Deposit)
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Hikagezawa forest road, Sakae city, Shimominochi county, Nagano pref.; Mount Oiriyama, Uenotaira, Nozawaonsen city, Shimotakai county, Nagano pref.
- Yanagisawa et al. (2000) Geology of the Iiyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 144p. (in Japanese with English abstract 6p.)