User blog comment:Swimswimfruit/Goverment and Corruption/@comment-3986064-20110522195159/@comment-3425840-20110523130756

It could be like this: The one's who created the weapons lost and perished against the 20 kings (ancestors of tenryubito) during the void century, the 20 kings might have captured one of the ancient weapons and now the gorosei have it. Anyways the ancient weapons must have a role.