Bun'ei

Bun'ei (Japanese文 永) is a years Currency ( Nengo ) the historical Japanese era. It falls under the reign of Kameyama and the Go -Uda tennō in the middle Kamakura period. According to the Gregorian calendar, it means the period from 28 February 1264 to 25 April 1275th

In their time the first Mongol invasion coincides with the Battle of Bun'ei.