Calandagan (Ire) has won four straight Group 1s in France, England and Japan and he set a world record in the Japan Cup.
Japan Cup
A winner of 8 of 10 races, the almost-black colt could be retired from racing after his scintillating score in the Japan Cup.
The victory marked the Deep Impact colt's fifth G1 score and final career race, shaking off Shahryar and Authority in the stretch.
Japanese horses have had a stranglehold on the Japan Cup for 15 years but this year there are three British entries.
Japanese-bred 5-year-old takes his second Group 1 over testing turf; jockey Murphy says first Japan Group 1 win is "dream come true".