Hiroshige Sapphire

In this continuing series, we take a look ahead at US-bred and/or conceived runners (and, in today's case, by a US-based shuttle stallion) entered for the upcoming weekend at the tracks on the Japan Racing Association circuit, with a focus on pedigree and/or performance in the sales ring. Here are the horses of interest for this weekend running at Niigata and Hanshin Racecourse. The second of those venues hosts the first of this year's fillies' Classics, the G1 Oka Sho (Japanese 1000 Guineas), featuring champion Sodashi (Jpn) (Kurofune): Sunday, April...