According to the embassy spokesman, all of them are Americans.
An embassy spokesman said none had left so far but some might by the end of the week.
An embassy spokesman said that neither American is in serious condition.
The embassy spokesman said he did not know if there would be any further protest from Canada.
"This is a great success for Chad," an embassy spokesman said.
"We are not prepared to get into the content of these talks," an embassy spokesman said.
Efforts to reach an embassy spokesman on Thursday were unsuccessful.
But an embassy spokesman here said it was too early to talk about whether Canada could contribute to a postwar security force.
An embassy spokesman did not return calls for comment.
A Japanese Embassy spokesman said he had nothing to say at this time.