Thailand

India: Thailand appears to get along well with India since they are elephant lovers.
Vietnam: In the 2011 Christmas Event, Thailand teaches Vietnam how to smile, while she notes that Thailand is wearing a silly t-shirt
Philippines: During their meeting, Philippines spoke about Thailand being the land of smiles but said to be super buff, a good gambler and scary when angry, implying that Philippines knew along a side of Thailand that does not come out often unless he is at his limit.
Denmark: During the 2011 Bloodbath, he is seen chatting with Denmark about the Netherlands blocking Denmark’s attempt to visit Japan, stating that he is familiar with the Netherlands as well

He is described as often starting his sentences with "um" or "hm" and finishing them with polite and formal speech, with a verbal tic of "ana~". Himaruya describes Thailand as referring to himself as "jibun" (old-fashioned and slightly formal). Thailand treasures his family and friends, and always cooks delicious food that is either very sweet or very hot. He is very scatter-brained and dreamy and loves elephants. He has a pet elephant which he calls Toto.

Thailand has a strong work ethic and works out problems directly while employing clever usage of diplomacy to get his way. However, most of the time he is his usual carefree self.

He is also described as fighting on the side of the Axis Powers, and sent lots of rice and an elephant to the children of Japan after WWII, being one of the few Asian countries that kept their independence after the war

Thailand is a big-hearted, smiley nation who is also kind and devout. He looks forgiving; however, it is rumored that if someone gets on his bad side, he will assume a Muay Thai stance.

He has spiky dark brown hair that resembles, along with half-rimmed rectangular glasses. He looks to be around 22 years old. His military uniform consists of a white jacket with matching slacks; in some he is portrayed wearing medals on the left side of his jacket. His uniform appears to be one for ceremonial purposes. Or he wears a white uniform and yellow sash along with large flowers pinned at his collar. He carries a Lai Thai Carving Knife