Like the other two sets, Eiko and Quina are being sold as a pair, and even comes with an extra character with Eiko’s guardian Moogle, Mog. Other parts include Eiko’s flute, Quina’s fork, and Quina’s favorite food, a frog.
Here are more screenshots below:
The Eiko and Quina set is currently going for 19,360 yen (~$180 USD), around a similar price to the previous two sets. They are available for pre-order here, and release on February 7, 2020.