It is built on Daihatsu New Global Architecture (DNGA) platform and replaced the Cast Activa and Sport.

[3][4] It was first introduced at the 2020 Tokyo Auto Salon in January 2020 as a prototype vehicle and went on sale in June 2020.

For the LA900 model, the name Taft is an acronym for Tough & Almighty Fun Tool.

[3] The Taft borrows its overall design from the WakuWaku concept car, which was one of four kei car concepts showcased at the 2019 Tokyo Motor Show.

[6] According to Daihatsu, the WakuWaku was designed to be a versatile combination of crossover SUV and recreational vehicle.