Yosuke Akamatsu

popIn, Inc. engages in web browser development. One of its products is READ, a service that analyzes how long a viewer stays on a particular website. It also offers a personalized content recommendation service. The company was founded by Tao Cheng and Tei Tou on July 7, 2008 and is headquartered in Tokyo, Japan.

Part of FreakOut Holdings, Inc., adGeek KK operates as a holding Japanese company. The company is based in Tokyo, Japan.

Part of Socialerus, Inc., Creator Ninja KK is a Japanese company that provides tools and platform for YouTube creators to grow their channel. The company is based in Tokyo, Japan. The company was founded in 2016 by Sena Hamilton, Batara Eto, Aldo Vega. Ryo Umezawa has been the CEO of the company since 2017. Creator Ninja KK was acquired by Socialerus, Inc. on April 07, 2023.