Toyota Mirai 2021 Review 16 / 20 Toyota’s remarkable fuel-cell vehicle has come ahead in leaps and bounds, but you can’t buy one yet – and would you want to? Toyota Mirai Altona, VIC Everything new is old again. The fuel-cell technology in the new 2021 Toyota Mirai passenger car is an advanced, eco-friendly concept that takes us back to the early years of the 20th century, when those new-fangled cars were uncommon and there was no infrastructure to support them. Recognising the Mirai poses a challenge selling to private buyers, Toyota Australia has established its own hydrogen supply station and is leasing the car to corporate customers in small numbers.