Squall-Lionheart
Adamantine x1-Get from beating adamantoise. Find these on that long horn shaped island at the north of Galbadia continent.
Dragon Fang x4-Get from Blue Dragons on the Island Closest to Hell. They're a blueish-green and have a long tail.
Energy Crystal x2-Get from beating Enloyle. Find these on the roads of Esthar(without entering the city). Very rare. Also win sometimes from level 100 Ruby Dragons.
Zell-Ehrgeiz
Adamantine x1-Refer to Squall's Lionheart
Dragon Skin x4-Beat Blue Dragon on Island closest to Hell. Sometimes you'll get this, sometimes you'll get dragon fang.
Fury Fragment x1-Beat level 100 Ruby Dragons on the island closest to Hell.
Rinoa-Shooting Star
Windmill x2-Steal from Thrustaevis(on Galbadia's plains)
Regen Ring x1-Steal or get from Torama's(on Esthar snowfields after you get the Ragnarok)
Force Armlet x1-Have Tonberry's "familiar" and call item shop. You should be able to buy it at certain places. I think there is a specific monster to get it from, i'll post that when I get it.
Energy Crystal x2-Refer to Squall's lionheart
Selphie-Strange Vision
Adamantine x1-Get from beating adamantoise(Refer to Squall's lionheart for more info
Star Fragment x3-Defeat Iron Giants, find them on Esthar's roads(outside city), or at Tears point(where you get the soloman ring)
Curse Spike x2-Get from beating Forbidden(skeleton dude with the red feather around it's neck) or Tri-face on the island closest to Heaven.
Irvine-Exeter
Dino Bone x2-Get by beating T-Rexaur
Moon Stone x1-Steal from Torama on Esthar's snow fields(after getting Ragnarok)
Star Fragment x2-Win from Iron Giants
Screw x18-win from geezards outside Deling city
Quistis-Save the Queen
Malboro Tentacle x2-get from beating Malboro's(island closest to Heaven or Hell)
Sharp Spike x4-Beat Death Claw aor Grand Mantis in the grass close to Edea's house.
Energy crystal x4-Refer to Squall's lionheart for info