you give it to the mermaid girl in molida island
You have to dig right below the palm tree on Molida Island
Northwest sea. Big island with the big mountain separating the wayfarers' side and the other one. Can't miss it.
On Bannan Island. You need to have killed all the enemies outside, then look around. She'll show up - in a rubber ring. Boomerang her. Fin.
first you need to get the fourth sea chart in the temple of the ocean king. Then go to the island of the dead. Then go to the temple and go the doors in this order, north, east, east, north, north then get the regul necalice and go to the island of ruins.
I think the blacksmith is on zauz's island, but not sure.
He's on Zauz Island, which is on the top of the northwestern sea chart. You have to get near it to find it.
he is in the northwestern seachart in the center of the map near the top and west of banan island
it is a mode unlocked on freedles island where with another player of phantom hourglass can trade items with you
Molaida Island
you get the hammer in pyramid island
On the island of ruins
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Cannon island
In Link and the legend of Zelda, Phantom Hourglass, you get the hammer in the isle of ruins, or the island of the dead.
I think the island's called 'Anouki Island'.
harrow island is in the southeastern sea.