For Black Eagles Day in 2017, Rakuten added a mascot character called Kurowashi-san. Unlike the other costumed mascots, Kurowashi-san appeared as a normal man with a black eagle on his head. Minor League Team The Golden Eagles farm team plays in the Eastern League. The team was founded in 2005. See also – the first Golden Eagles' official cheer song, recorded and released as a single by J-pop idol group Morning Musume. – the fourth Golden Eagles' official cheer song, recorded by J-pop idol group Cute. Vegalta Sendai External links Tohoku Rakuten Golden Eagles official website References Nippon Professional Baseball teams Baseball teams established in 2004 2004 establishments in Japan Rakuten