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Northern Yatsugatake volcanoes
- Type locality: northern part of Mount Yatsugatake, Nagano prefecture
- Volcanic rocks
- Pleistocene - Holocene (ca. 50 - 0.0 Ma)
- Northern Yatsugatake volcanoes
- [ Upper ]
- +__+__+__+__+_
- Kitayama Lava
- ~~~~~~~~~~~~~~
- [ Lower ]
- Northern Yatsugatake volcanoes (Mount Tengu)
- [ Upper ]
- +__+__+__+__+_
- Tengudake Lava
- ~~~~~~~~~~~~~~
- [ Lower ]
- Yatsugatake volcanoes (North of Natsuzawa pass)
- [ Upper ]
- +__+__+__+__+_
- Northern Yatsugatake volcanoes
- ~~~~~~~~~~~~~~
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: north of Natsuzawa pass, Mount Yatsugatake, Nagano pref.
- Nishiki et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.5, pp.193-211 DOI
- Sawamura and Owa (1953) Suwa, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 45p. (in Japanese with English abstract 4p.)