TOKYO, JAPAN - FEBRUARY 26:  Prince William, Duke of Cambridge takes part in a traditional tea ceremony hosted by former Urasenke School master Sen Genshitsu in Hama Rikyu Gardens on the first day of his visit to Japan on February 26, 2015 ino Tokyo, Japan. The Duke of Cambridge is visiting Japan from February 26th to March 1st 2015.  (Photo by Tim Rooke - Pool /Getty Images)