Writing : What do you call the people of there countries?

Canada
- one person ---> a Canadian
- the people in general ---> the Cannadia

France
- one person ---> a Frenchman or a Frenchwoman
- the people in general ---> the French

Japanese
- one person ---> a Japanese
- the people in general ---> the Japanese

Thailand
- one person ---> a Thai
- the people in general ---> the Thais