In June 2013, Kazuki Kamada established ON SALE Co., Ltd. for the purpose of online sales business using YouTubers' videos, after meeting HIKAKIN.
Events • 2014 • August 28 - Business partnership with
Yahoo! JAPAN. • October 1 - Moved the headquarters from
Shibuya to
Minato, Tokyo. • December 1 - Changed company name to
Uuum Co., Ltd.. • December 16 - Established MCN:Uuum NETWORK. • 2015 • April 20 - Business partnership with
Digital Hollywood Co., Ltd. • July 1 - Business partnership with
Gadget News. • August 27 - Transition to a company with an audit and supervisory committee. • 2017 • March - Moved the headquarters from the 34th floor to the 37th floor of
Roppongi Hills Mori Tower (the 34th floor is a studio). • March 5 - Announced business partnership with
Shochiku Geino Co., Ltd. • July 27 - Announced approval for listing on the
Mothers market of the
Tokyo Stock Exchange. • August 30 - Listed on the Mothers market of the Tokyo Stock Exchange. • 2020 • January 9 - Business partnership with
LINE Corporation. • April 28 - Announced business partnership with
Yoshimoto Kogyo Co., Ltd. with 800
talent YouTubers transferring to Uuum. • September 4 - Acquired the social media app FOLLOW ME launched by
Yusuke Mitsumoto. ==Former members==