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Akana Granodiorite Yoshida, 1961
- Type locality: Kijima dam, Iinan city, Iishi county, Shimane prefecture
- Plutonic rocks
- Paleocene (64.3 Ma, K-Ar; 63.4 Ma, Rb-Sr)
- Correlation: Daito Granodiorite
- Intruded by: Onbara Granite, Ijimi Granite, Shimotone Body, Nogaya Body, Maki Body, Sakedani Tonalite, Aplite, Granite porphyry dikes, Granophyre dikes, Porphyrite dikes
- Intruded in: Shinzojiyama Rhyolites, Hanyagawa Gabbro
- Lithofacies (Central facies): Hornblende biotite granodiorite
- Lithofacies (Marginal facies): Granodiorite porphyry
------ Transitional, ~~~~~~ Intrusive, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Uokiridani, Misato city, Ochi county, Shimane pref.; Kada - Kijima dam - Shishi, Iinan city, Iishi county, Shimane pref.
- Kano (2018) Jour. Geol. Soc. Japan, vol.124, no.10, pp.781-803 DOI
- Hattori et al. (1983) Geology of the Sambesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 168p. (in Japanese with English abstract 7p.)