They are held on suspicion of activities challenging Chinese rule in Tibetan areas.
Police also hold several other Tibetans who gathered in support.
Thousands of monks and nuns are holding mass prayer sessions for the deceased protester.
He set himself on fire in front of Chinese security offices placed outside his monastery.
A young woman of 'good character' dies in a challenge to Chinese rule.
Authorities offer 'compensation' payments on condition of family's silence over the event.
Tibetans should follow the wishes of exiled spiritual leader the Dalai Lama, he said.
The number of Tibetan burning protests against Chinese rule rises to 134.
He had worked to promote Tibetan culture and unity in a troubled county in Tibet.
He had also urged young Tibetans to 'hold to their pride' in being Tibetan.
Authorities had insisted that a government-favored candidate be elected to local office.
He had brain injury and vomited blood just before Chinese authorities released him to his family.
He was returned to his home this week before completing his sentence of two-and-a-half years.
His imprisonment for two and a half years is seen as part of Beijing’s crackdown on Tibetan cultural figures.
Kalsang Yarphel has been detained since June last year after performing in concerts in Tibet's capital Lhasa.
Damage to houses, school buildings and monasteries is extensive.
Police swarm area to question monks, close down Internet.
They especially warn against tours 'staged' by Chinese officials.
The Tibetan protester and his family are now under police watch at their home.
Chinese authorities restrict the number of those allowed to pursue their studies there.
The move followed increased scrutiny following resistance to a loyalty campaign.
Villagers petition China's central government over 'collusion' between local authorities and mining companies.
Family members bringing food and clothes were also turned away, he says.
They had called out for Tibetan freedom and the return of exiled spiritual leader the Dalai Lama.
More are being forced into resettlement towns far from traditional grazing areas.
He had called for Tibetan freedom and the Dalai Lama's return.
One had tried only to lift the injured protester into a vehicle to be taken for help.
They demand 'equality of education,' calling for the right to be taught in Tibetan.
He was charged with inciting others to oppose Beijing's rule in Tibet.
The move aims to further tighten restrictions in areas opposed to Beijing's rule.