have the stone/fish pokemon(underwater) and the wailord and go to the town into the sea,
go to east and go to the place were u can dive, then do dive^^ you come into a underwater
chamber and there is 1 wall were are strange tokens, do there again dive, then put the 2
pokemon that u catch on the 1st and last place and talk to the last braïle tokens and the
rocks are open:)