Keito Okamoto (岡本 圭人, Okamoto, Keito, born April 1, 1993) is a Japanese singer and actor associated with Johnny & Associates.
He was educated at Framlingham College in England before returning to the Tokyo Metropolitan Area.
He, occasionally, plays guitar along with Kota Yabu and Hikaru Yaotome in their concerts.
In March 2011, Okamoto made his acting debut in the final episode of long-running drama Kinpachi Sensei as a delinquent student.
JUMP's single, "Cosmic Human", Okamoto announced that he was taking a break from entertainment to study abroad at the American Academy of Dramatic Arts (AADA) in New York City, beginning in September.