A recent interview of Shigeru Miyamoto by an Spanish newspapers revealed that the company has plans for a new Pikmin game that will be revealed at this year's E3.
El Mundo, a Spanish newspaper interviewed Nintendo's guru Shigeru Miyamoto and among the bunch of question he asked, he revealed that a new Pikmin is expected to be shown at this year's Electronic Entertainment Expo.
Furthermore, Nintendo told Kotaku this following:
In a recent interview, Mr. Miyamoto confirmed that a new Pikmin game will be shown at the E3 Expo in June. He believes that anyone who has played Pikmin games in the past will enjoy playing.