Prince WIlliam will play a crucial role in supporting the King and Queen in an upcoming state visit from the Emperor of Japan. Buckingham Palace has confirmed that the state visit from Japan will be held from June 25 to June 27, previously announcing the event in April as part of the King’s return to public duties. The programme will be hosted by King Charles and Queen Camilla and include a State Banquet, attended by senior members of the Royal Family, a military pageantry, and a trip to Westminster Abbey where the Emperor and his wife will lay a wreath at the Grave of the Unknown Warrior. How…