The Futaba Group is a Late Cretaceous geologic group in Japan.
Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus.
[1] It consists of both fluvial and shallow marine sediments.
[2] The plesiosaur Futabasaurus was found in this unit (specifically the Tamayama Formation).
This article about a specific stratigraphic formation in Japan is a stub.