He served as regent and de facto monarch during the interregnum period when the royal succession of Mangareva was in doubt.

In 1869, he succeeded to the regency after the death of the previous regents Akakio Tematereikura and Queen Maria Eutokia Toaputeitou.

Before her death, the dowager queen came out of retirement at Rouru Convent for a day and selected Arone herself because of his familial relation to her two daughters.

The French attributed the request to the influence of Laval, who was viewed as "isolated from the world for thirty-six years and carried away by exaggerated religious ideas".

In order to appease Paris and "still this storm", Bishop Jaussen transferred Laval to Papeete, Tahiti and named him his pro-vicar, later making him Vice Provincial.

The annexation treaty provided a pension for the ruling elites including the former regent Arone Teikatoara, who received 1,200 francs.