4U announces CD debut with single ‘BLOOM WORLD’

The four-member group 4U, managed by STARTO ENTERTAINMENT, has announced their official CD debut following 15 years of activity. Their debut single, titled ‘BLOOM WORLD’, is scheduled for release on November 11, 2026.

Produced by Koichi Domoto, the track is a stylish city pop song created as a collaboration to commemorate the 30th anniversary of Tokyo Joypolis. Domoto also provides backing vocals for the track. The single will be released in three formats: Limited Edition A, Limited Edition 4U, and a Regular Edition. Additional tracks on the release include contributions from composers Kohei Dojima, Kenichi Maeyamada, and Kouji Ide.

To qualify for the release of their second single, the group has been assigned a mission: they must either surpass 1 million views on the ‘BLOOM WORLD’ music video or achieve 50,000 copies in CD sales within the year.