Overview
- Sasaki Rintaro announced on Instagram that he signed with the Miami Marlins, posting a photo in Marlins cap and uniform and saying "a new challenge begins," a move he revealed on July 20.
- The Marlins selected Sasaki in the eighth round of the MLB draft on July 12, adding to his earlier first‑round NPB selection by the Fukuoka SoftBank Hawks last autumn.
- His public post closes the debate over his next step by choosing the Marlins and the MLB path rather than returning to Stanford or signing with the NPB team that drafted him.
- The signing places Sasaki in the Marlins’ player pipeline and starts his professional development in the U.S., which will involve assignment to the club’s minor‑league system and coaching staff.
- The move highlights the cross‑league choices facing top Japanese college players and signals the Marlins’ interest in developing international infield talent for their organization.