In 2016 , Naver 's webtoon service entered the Japanese market as XOY and the Chinese market as Dongman Manhua . In 2016 , Naver 's Webtoon service has entered the Japanese market as XOY and when Dongman Manhua joined the Chinese market . In 2016 , Naver 's webtoon service joined the Japanese market as XOY and Dongman Manhua entered the Chinese market .