Before the guard armor fight
1. hit the fan in the item shop.
2.on the roof top of cid's accessory shop, reachable via high jump and glide, or some careful crate placement
3.the chest on the right hand side when entering the second district from the first. it will be on an awning and can be reached by standing on the corner lamp post
After the guard armor fight
1.in the chest in the first district after useing the blue trinity near the item shop
2.in the blue safe in the first district (next to where cid stands after he opens the gummi shop)