The Ivy league tech graduate charged with murdering UnitedHealthcare chief executive Brian Thompson in Manhattan made multiple visits to Japan earlier this year, according to those who spoke with the alleged gunman.

During one of his visits on Feb. 25, the suspect, Luigi Mangione, now 26, entered a restaurant in Tokyo where he sat at the counter, according to Obara Jun, a Japanese poker player who saw Mangione struggle with ordering in the restaurant.

“He was very friendly and it didn’t…