Eishin Masamune (JPN) by Sunday Silence out of Eishin Gracious (JPN) by Tosho Boy (JPN) . Eishin Masamune (JPN) was a stakes sire from his first starter Sunday Romeo a winner in his first start as well. His first crop produced stakes placed Sunday Berries also. His other first crop two year old winner Silent Eclipse broke his maiden by an astonishing 12 lengths. Eishin Masamune (JPN) is a full brother to Grade 2 stakes winner Eishin Rudens (JPN) a graded producer as well she was the earner of $1,800,000. Eishin Masamune (JPN) has another full sister Kitasan Silence (JPN) a Graded stakes placed winner. Tosho Boy his dam's sire was Horse of the Year in Japan and sired a Triple Crown Winner.