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Higashidani Tephra Itoigawa, 1971

• Type locality: Higashidani, Chita city, Aichi prefecture
• Tephra
• Pleistocene
• Correlation: Hibara Tephra

• Lithofacies: Vitreous volcanic ash
• Sedimentary structures (Minor): Graded bedding

• Host: Tokoname Formation
• Thickness: 5 - 40 cm

• Distribution: Higashidani, Chita city, Aichi pref.

• Yoshida and Ozaki (1986) Geology of the Handa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 98p. (in Japanese with English abstract 4p.)