There are several bands under the name Tanagra. 1. Tanagra is a power metal act formed in 2010 in Portland, Oregon, United States. A demo was released in 2011 and their first full-length titled None of This Is Real was released in February of 2015. Tanagra on Facebook 2. Tanagra was formed on 2003. It's a metalcore/mathcore/post-hardcore band from Santiago, Chile. Read more on Last.fm