On 17 March 2020, H.E. Mr. Singtong Lapisatepun, presented his Letters of Credence accredited him to be Ambassador Extraordinary and Plenipotentiary of the Kingdom of Thailand to Japan, to His Majesty the Emperor of Japan at the Imperial Palace in Tokyo. Six diplomats from the Royal Thai Embassy also attended the ceremony. During the ceremony, H.E. Mr. Takeda Ryota, Minister of State for Disaster Management, assumed his duty as Minister in Attendance. On this occasion, His Majesty the Emperor of Japan expressed his well-wishing to His Majesty King Maha Vajiralongkorn Phra Vajiraklaochaoyuhua and mentioned about the close and cordial relations between Thailand and Japan.