The Rera Pan 100 is a black and white film. It is manufactured in Japan and is only available for the 127 format.
One roll of the black and white film fits 12 4×4 exposures. It is advertised as having a wide exposure latitude and fine grain. It can be used in the Yashica 44, Baby Rolleiflex and Minolta Miniflex, among others.
For color images there is the Rera Chrome 100.