The Bentenmaru is a space pirate ship that belongs to the Bentenmaru Pirates. Its former captain was Gonzaemon Kato and its current captain is Marika Kato.
This model is from the anime Mouretsu Pirates / Bodacious Space Pirates. The anime television series adaptation produced by Satelight, under the title Bodacious Space Pirates (?????????????) aired in Japan between January 8, 2012 and June 30, 2012. According to rumors, a film adaptation will be released in Winter 2014.