Cloud Strife Ultima Weapon Destroy Ultimate WEAPON on Disc 3
Barret Wallace Missing Score On the stairs leading up to Hojo on the Sister Ray in Midgar
Tifa Lockheart Premium Heart Inside the vending machine in Wall Market (after Meteor is summoned)
Aeris Gainsborough Princess Guard Inside room IV in the Temple of the Ancients
Red XIII Limited Moon From Bugenhagen in Cosmo Canyon after the City of the Ancients
Cait Sith HP Shout In a locker on the 64th floor in the Shinra HQ
Yuffie Kisaragi Conformer In crashed Gelnika
Vincent Valentine Death Penalty From Lucrecia in Disc 3 (you must visit her on Disc 2)
Cid Highwind Venus Gospel From old man in Rocket Town after the rocket has been launched
Cloud Strife Omnislash 32,000 BP at Battle Square in Gold Saucer
Barret Wallace Catastrophe From woman in house in Corel after train
Tifa Lockheart Final Heaven Tifa's piano after Meteor (play do-re-mi-ti-la-do-re-mi-so-fa-do-re-do)
Aeris Gainsborough Great Gospel Exchange mythril for it from weapon seller (small chest on second floor)
Red XIII Cosmo Memory From Lost Number in Shinra Mansion
Yuffie Kisaragi All Creation Beat Godo in the Pagoda of the Five Mighty Gods
Vincent Valentine Chaos From Lucrecia in Disc 3 (you must visit her on Disc 2)
Cid Highwind Highwind In crashed Gelnika