They are held and questioned for hours before being put on a plane back to South Korea.
New draperies have been hung behind the temple's central image, suggesting hidden damage, sources say.
Tsegon Gyal had published a blog post criticizing Beijing's approach to enforcing 'ethnic unity' in Tibetan areas.
No casualties are reported, but the extent of damage to the compound's ancient structures and religious treasures is still unclear.
Tashi Choeying was visiting his family in Sichuan when he was arrested and vanished into police custody.
Geshe Tsewang Namgyal had taken part in protests six years ago in Sichuan calling for Tibetan freedom.
Lodroe Gyatso had been taken into custody just minutes after launching a solo protest in front of Lhasa's Potala Palace.
Gartze Jigme is now banned from public speaking and may not return to his monastery for one year.
Two suspected Indian members of the Bangladeshi militant group have been arrested, police say.