Kakao is a corporate giant that dominates the Korean mobile market. Its mobile messaging app Kakaotalk accounts for 94 percent of the domestic market. Based on this overwhelming market share ...

Its popular free messaging app has about 100 million users. A Holdings Corp., an intermediate holding company equally owned by Naver and Softbank, owned 64.5 percent of LY shares as of October.

The co-chief executive of Kakao, the company behind South Korea's largest mobile messaging app, has resigned after a massive outage at the weekend. Namkoong Whon told a news conference that he ...