Talk:Recollections/@comment-3444885-20160920234754/@comment-28858912-20160921002231

Specific swords have to be in the party and you have to go to a specific place (or anywhere for some of them) for them to trigger.

Like Recollection 1 requires Izumi and Horikawa to be in the party and go to 1-1. Just look through the parts in the links for each Recollection's requirement.