On 7 October 2023, Ambassador Boosara Kanchanalai joined Ladies Ambassadors/ High Commissioners and spouses of Heads of Diplomatic Missions in Brunei Darussalam in an audience with Her Majesty Duli Raja Isteri Pengiran Anak Hajah Saleha binti Al-Marhum Pengiran Pemancha Pengiran Anak Haji Mohamed Alam, to extend well wishes on Her Majesty’s 77th Birthday Anniversary.
Her Royal Highness Princess Hajah Rashidah Sa’adatul Bolkiah, Her Royal Highness Princess Hajah Majeedah Nuurul Bolkiah and Her Royal Highness Princess Hajah Hafizah Sururul Bolkiah were also present on that occasion.