Erika Kawai is a good friend of Yumi's and the girl that Makoto's latest matchmaking software selected. Erika comes from a fairly wealthy family and supposedly has refined tastes according to Yumi. Erika and Makoto go on a date, but she notices Makoto has a lot of notes from "training" with Yumi, and that Yumi really does like Makoto, so she quickly dumps him.