Shohei Ohtani had just returned to Japan from Los Angeles after officially becoming MVP unanimously for the third time. There were no flowers, no formal welcome ceremony, just a few dozen fans quietly waiting for him at the arrivals gate at Haneda Airport. Among them was Mr. Tanaka, a 72-year-old fan who was battling terminal cancer and had only a few weeks to live. He wore an old Angels jersey signed by Ohtani and held a worn ball that Ohtani had thrown to him 10 years ago. …