As far as I know, I don’t have any kin memories, but some scenes from my canon feel familiar to me, and I feel like I personally know the other characters in my canon, and miss being with them. I get headaches more often when I feel most connected to my kintype. Do these signs point to kin?
Its possible that you’re kin. Those are all signs that point to it.
Here are some articles that should help you figure out if you’re kin or not.
http://fictionkin.net/fictionkin/how-to-find-your-kintype/
http://fictionkin.net/fictionkin/what-kin-experience-what-makes-people-kin/