This is the Thai umbrella term for individuals assigned male at birth who present as feminine. While often translated as "ladyboy" for tourists, Kathoey (Wikipedia) is the more culturally accurate term.
The term "tranny" used in your query is considered a highly offensive slur in many English-speaking Western cultures. In Thailand, the English term "ladyboy" is common in tourist areas and is generally not viewed as offensive by the community there, though many prefer to be called "women" or "trans women" in formal settings. thays tranny video
Videos such as Entering The Land of LADYBOYS explain how Kathoey are integrated into everyday life, from retail to specialized cabaret shows. This is the Thai umbrella term for individuals