It was marked in a special program attended by the delegation from the Parliament of Japan who visited Nuku’alofa earlier this week.
Speaking to Radio and Television Tonga News, Sione Moala Mafi of the Ministry of Tourism says, this was after a survey conducted by students from the University of Japan revealed the significance of the stone.
He says, according to the survey that’s been carried out, the large coral boulder or this stone is a tsunami rock.
