KUALA LUMPUR: Yang di-Pertuan Agong Al-Sultan Abdullah Ri'ayatuddin Al-Mustafa Billah Shah and Raja Permaisuri Agong Tunku Azizah Aminah Maimunah Iskandariah have congratulated former secretary-general of the Foreign Ministry Tan Sri Rastam Mohd Isa on being conferred with the Order of the Rising Sun, Gold and Silver Star award by the Emperor of Japan on Tuesday (July 11).