Great Talisman of the Monkey
5 of the Enlightened Monkeys are in the Party Loot.
2 more monkeys are required for the talisman
Next Step to Acquiring It
Notes about it
Yanyu's research indicates that while there are always seven monkeys, they aren't always the same seven monkeys. Presumably this means that if one of the monkeys is killed it will be replaced by a different monkey, but that monkey may not have the same abilities.