Ren'ai Hunter (恋愛ハンター; Love Hunter) is Morning Musume's 49th single. It was released on April 11, 2012 in 6 editions: regular and 5 limited editions. "Ren'ai Hunter" is Niigaki Risa and Mitsui Aika's last single as members of Morning Musume. The Special Graduation Edition has a Matsuura Aya cover song, titled "Egao ni Namida ~Thank You! My Dear Friends~", sung by Niigaki Risa. The single ranked #3 in the weekly Oricon Charts and sold a total of 49,232 estimated copies. The Single V was released on April 18, 2012. It reached #8 on the Oricon charts and sold 2,874 copies.