Han Chang-Woo net worth: Han Chang-Woo is a Korean-Japanese businessman who has a net worth of $2.7 billion. Han Chang-Woo is the chairman and CEO of Maruhan Co., Ltd., a company that owns pachinko parlors, bowling alleys, golf driving ranges and movie theaters. Today, the corporation, along with its subsidiaries, operates and maintains a vast number of entertainment facilities throughout Japan and abroad. Founded in 1957, the company is based in Kyoto, with an additional office in Tokyo, both in Japan. Maruhan Japan Bank, the biggest subsidiary of the group, has made expansion outside of Japan, i.e., in Cambodia, Myanmar and Laos. As of late, it was announced that Maruhan will be an official bid partner for Tokyo 2020 Olympic bid. Having emigrated from Korea, Chang-Woo announced in November 2011 that he is ready to give away almost all of his wealth to solidify relations between Korea and Japan.