Japan’s Hideki Matsuyama has a different caddie on the bag this week at the Rocket Classic in Detroit. But it’s not because of a breakup with his longtime caddie Shota Hayafuji.

Matsuyama has hired Taiga Tabuchi, who caddies for fellow Japanese tour pro Ryo Hisatsune, to fill in as a caddie in the absence of Hayato, who famously bowed on the 18th green after his boss won ...