About Hey! Say! JUMP
Hey! Say! JUMP (HSJ or JUMP) is a seven-member Japanese boy band under the Japanese talent agency Starto Entertainment (formerly known as Johnny & Associates). The group is split into two sub-groups: Hey! Say! BEST and Hey! Say! 7. In Japan they sold more than 10 million physical copies. Hey! Say! JUMP originally debuted with ten members, the largest group in Johnny's history. In 2011, Ryutaro Morimoto was indefinitely suspended from the group following an underage smoking scandal. On April 11, 2021, Keito Okamoto announced that he would be leaving the group in order to pursue an acting career but would be remaining under Johnny & Associates. On August 28, 2025 Yuto Nakajima announced he would graduate from the group.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.