Its normal to have play. The centerpin slides into the small bearing in the crank stabilizing it.
There's only the one large bearing you see and a smaller needle roller bearing that goes into the secondaryshaft.


Black '90 4R

SAS with LC80 coils and LC70 high pinion axle
LC80 rear axle, coils and locker
4.88 gears
2JZ-GE+turbo+intercooler