Reason is Because

The reason is because

Because means for the reason that.
It’s repetitiously and repeatedly redundant to say that “the reason for something is because….”
Wrong: The reason he lost his license is because he got so many tickets for speeding and reckless driving.
Right: He lost his license because he got so many tickets for speeding and reckless driving.
Right: He lost his license by driving recklessly and speeding.