Rulership is a 15 year old horse that was born in 2007 and retired -> race from 2010 to 2012. He was sired by King Kamehameha out of the Tony Bin mare Air Groove. He was trained by Katsuhiko Sumii and retired -> race for Sunday Racing Co. Ltd., and was bred in [Add Data] by [Add Data]. Rulership has raced at Nakayama-JPN, Meydan-UAE, Sha Tin-Hong Kong, Hanshin-JPN, Tokyo-JPN with wins at Nakayama-JPN, Sha Tin-Hong Kong. His stakes wins include wins in the 2012 Audemars Piguet QE II Cup (G1), and the 2012 American Jockey Club Cup (G2).