May 2009 – KeyEast acquires Japanese company Digital Adventure Inc. (株式会社デジタルアドベンチャー) (TYO: 4772) and made it an affiliated company. After the acquition by SM Entertainment, it was re-named Stream Media Corporation.
January 2010 – KeyEast and BOF Corp. merge into one company, with KeyEast as the surviving entity.
December 2010 – KeyEast enters the television production industry through the Korean dramaDream High.[3]
March 2018 – SM Entertainment acquired KeyEast Entertainment with a controlling stake of 25.12%.
March 2022 – KeyEast acquired production company Studio flow with a 31.58% stake.[5]
After receiving approval for the merger agreement with Oboi Project Co., Ltd. at the board meeting held on August 9, 2022, each company completed the necessary procedures for the merger, and at the board meeting held on September 14, 2022, it was resolved to replace the merger completion report general meeting in accordance with Article 526, Paragraph 3 of the Commercial Act with a board of directors resolution and public notice, and therefore the fact of the completion of the merger is reported to each shareholder by public notice.[6]