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Inui Group (Saito and Isomi, 1954) Kano and Matsushima, 1988

• Accretionary complex
• Deposition: Late Cretaceous, Campanian? - Paleocene? (Radiolarians)
• Accretion: Neogene
• Intruded by: Kaikoma Granite

• Sedimentary facies: Marine
• Sedimentary facies (Basalt): MORB (Mid-ocean ridge basalt)
• Lithofacies: Mélange facies
• Matrix: Shale, Interbedded sandstone and shale
• Exotic blocks (Crusts): Sandstone, Basalt hyaloclastite, Tuff, Lava
• Exotic blocks (Crusts, Minor): Gabbro, Dolerite

• Thickness: 1,500 - 2,500 m or thicker
• Distribution (Width): 8 - 10 km

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

• Distribution: Inui town, Tenryu ward, Hamamatsu city, Shizuoka pref; Horinouchi, Haruno town, Tenryu ward, Hamamatsu city, Shizuoka pref.; Senzu, Kawanehoncho city, Haibara county, Shizuoka pref.; Ikawa - Sasayama, Aoi ward, Shizuoka city, Shizuoka pref.; Oigawa river, Shizuoka pref.; Mount Zarugatake - Mount Nunobikiyama, Yamanashi pref. - Shizuoka pref.; Mount Hoozan, Yamanashi pref.; Mount Oguroyama?, Hayakawa city, Minamikoma county, Yamanashi pref.
• Fossils (Radiolarians): Buryella? sp., Lophophaena? sp.

• Ozaki and Sugiyama (2018) Geology of the Minobu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 169p. (in Japanese with English abstract 7p.)
• Tokiwa et al. (2018) Jour. Geol. Soc. Japan, vol.124, no.7, pp.539-544 DOI
• Sugiyama and Matsuda (2014) Geology of the Nanbu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 134p. (in Japanese with English abstract 5p.)
• Saito and Isomi (1954) Akihasan, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 34p. (in Japanese with English abstract 10p.)