List of biostratigraphic zones of Japan

This list is of the biostratigraphic zones of Japan. The determinant Cretaceous "indices" being local species of Inoceramidae and Desmoceratoidea, the schema also differs from that of other regions.

Palaeogene and Neogene
Palaeogene and Neogene stages in western Japan include (from the Middle Eocene to the Early Miocene):
 * Takashiman (高島階)
 * Okinoshiman (沖ノ島階)
 * Funazuan (船津昔)
 * Mazean (間瀬昔)
 * Nishisonogian (西彼杵昔)
 * Saseboan (佐世保階)

Other Neogene stages include:
 * Haranoyan (原谷階)
 * Tozawan (戸沢階)
 * Kaburan (カブラ階)
 * Fujian (富士階)
 * Yuian (由比階)
 * Totomian (遠江階)
 * Suchian (周智階)
 * Kechienjian (結縁寺階)
 * Yuzanjian (湯山寺階)