Mr Rajoelina had on Tuesday announced the dissolution of the National Assembly, the lower house of the country’s bicameral parliament.
“The people must be heard again. Make way for the youth,” Mr Rajoelina declared.
Footage of protesters cheering soldiers supporting struggles was circulated on social media Saturday.
President Andry Rajoelina has requested a one-year extension to address power and water shortages, promising to resign if the problems persist.
Footage of a bonfire and police teargassing protesters demanding the resignation of Mr Rajoelina circulated on social media.
The November 16 election was preceded by weeks of protests, with the opposition accusing Mr Rajoelina of creating unfair election conditions.
A former officer in the French military was jailed for 10 years.
