Back in June 2023, Takara Tomy, JAXA and Toyota announced the JAXA Lunar Cruiser Optimus Prime figure based on the real life vehicle.  This vehicle was funded via a crowd funded project via CAMPFIRE.  Preorders on BWTF sponsor BigBadToyStore sold out in one day but now Amazon Japan has

General Information:
Release Year: December 2005
Retailer: General Release (Toys 'R' Us, Kay Bee, Wal-Mart etc.)
Price: $19.99 (Depending on Retailer)
Accessories: Engine/Gun
Motto: "Speed is immaterial when you've got intelligence. And killer rims."