Soil temperatures in the PNW are still a lot lower than in TN, so I wouldn’t be surprised if they sprout significantly later here.
Cotyledon shape is a dead ringer, I think you do indeed have a persimmon.
This reminds me that I still haven’t figured out if this mislabeled “texana” seed is actually virginiana or lotus, this is year three from seed:
And the actual texana seedlings still haven’t been separated or potted up, but surely I’ll get to it any day now: