COSPLAY is the abbreviation of English costume drama, and Japanese is コスプレ. It refers to the use of clothing, accessories, props and makeup to play anime works, games and ancient characters. People who play COSPLAY are generally called COSPLAYER (also called COSER).

Introduction to role-playing:

Role-playing (English: role-playing), also called dress-up game. It is a social activity between people and can be carried out in any form (games, therapy, training). In the activity, participants interact by playing roles in the story world. Participants can gain happiness, experience and valuable experience by playing roles.

Role-playing can be: game entertainment, performance, real-life practice, psychological guidance, self-thinking, etc.

If you find obvious examples, you can refer to various elements in film and television dramas. Take film and television drama as an example, and don't equate role-playing with film and television drama.