On 3 March 2020, Mr. HIDAKA Kazuo, President of Marubeni (Thailand) Co., Ltd. paid a courtesy call on Ambassador Singtong Lapisatepun in order to bid farewell to work in Thailand. Marubeni has various kind of business such as fabric, food, chemical product, paper, steel, power and companies under Marubeni and Toshiba. In addition, they arranged the carriages of the train and provide the maintenance to the purple line of the Thai railway project as well.
On 2 March 2020, Mr. SHIROMOTO Masaru, President and CEO of Japan International Broadcasting Inc. (JIB), together with Ms. HAYASHI Yukari, JIB Executive Producer for Contents Center, paid a courtesy call on Ambassador Singtong Lapisatepun.
On 27 February 2020, upon the assumption of duty as Ambassador of Thailand to Japan, Ambassador Singtong Lapisatepun paid a courtesy call on H.E. Mr. Nam Gwan Pyo, Ambassador of the Republic of Korea to discuss the current bilateral and multilateral relationship.
On 26 February 2020, upon the assumption of duty as Ambassador of Thailand to Japan, Ambassador Singtong Lapisatepun paid a courtesy call on H.E. Gr. Cr. Prof. Manlio Cadelo, Ambassador of the Republic of San Marino, who is the Dean of the Diplomatic Corps in Japan.
On 25 February 2020, Mr. MITSUBAYASHI Kenji , Representative Director, Senior Executive Officer of Yamamori Inc., paid a courtesy call on H.E. Ambassador Singtong Lapisatepun.Yamamori Inc.is a manufacturer of Thai curry paste and seasonings in Japan.
On 12 February 2020, Ambassador Singtong Lapisatepun gave an interview to NHK's Don-tri-pa-teaw radio program in Thai. Ambassador described his experience in Japan when he was a student in Japan 40 years ago.
On 10 February 2020, Mr. Romdej Phisalaphong, Minister-Counsellor, represented H.E. Ambassador Singtong Lapisatepun, in attending the 297th Meeting of the “ASEAN Committee in Tokyo” (ACT) and exchanged views on the current affairs such as the outbreak of Coronavirus
On 5 February 2020, M.L. Dispanadda Diskul, Chief Executive Officer of Mae Fah Luang Foundation under the royal patronage paid a courtesy call on Ambassador Singthong Lapisatepun to inform the progress of cooperation between the Doi Tung brand and the Japanese business sector.
On 4 February 2020, Ambassador Singtong Lapisatepun assigned Mr. Romdej Phisalaphong, Minister-Counsellor to be the representative to welcome guests at the event of "Connecting the Trend of Thailand Food Industry to Business Opportunity"
On 4 February 2020, Mr. Makoto Hirayama, President of Kitoku Shinryo Co., Ltd. paid a courtesy call on Ambassador Singtong Lapisatepun at the Royal Thai Embassy to promote the export of Thai jasmine rice to the Japanese market.