Our People

Shoya Okuma CEO
Shoya Okuma

Graduated from Faculty of Economics, University of Tokyo. He worked at a Singapore-based hedge fund firm focused on value investing mainly in the Japanese stock market before he co-founded QuestHub. He wrote and published several books while he was enrolled in University of Tokyo (“Todai-Shiki: An Awesome Guide [How to Read Financial Statements]”, Fusosha Publishing Inc, and other publications).

Message from CEO
Shota Wada COO
Shota Wada

Graduated from Faculty of Economics, Kyoto University. He worked at McKinsey & Company’s Tokyo and Jakarta offices before he co-founded QuestHub.

Arihiro Kanda Outside Director
Arihiro Kanda
Outside Director

As a founding member of Accordia Golf, he led the revival and expansion projects of golf courses at Goldman Sachs and was appointed to Managing Director (MD) in 2004. After serving as a director of Accordia Golf and President / CEO of PGM Holdings, he became an outside director of QuestHub.

Lisa Mino Compliance Officer
Lisa Mino
Compliance Officer

Graduated from Faculty of Economics, Keio University. She joined QuestHub after working at Mizuho Securities. She is a qualified internal control manager. At Mizuho Securities, she was engaged in underwriting credit evaluation for issuance of corporate bonds and stocks.

Takumi Watanabe Executive Officer
Takumi Watanabe
Executive Officer

Graduated from Faculty of Economics, Kyoto University. He joined QuestHub after working at Toyo Keizai Inc. At Toyo Keizai, he wrote articles for various media including but not limited to Japan Company Handbook (Kaisha Shikiho) and Weekly Toyo Keizai as a reporter assigned to the industries of precision equipment, electronic component, and game manufacturers.

Masahiro Hiraoka Analyst
Masahiro Hiraoka

Graduated from Faculty of Economics, Kyoto University. He joined QuestHub after working at Shinkin Central Bank and Ernst & Young ShinNihon LLC. At Ernst & Young he was engaged in auditing and advisory services in its financial services division.

Yu Zhen
Yu Zhen

Graduated from the graduate school of Sydney University. After graduation, she worked at the Shanghai Office of Burson Cohn & Wolfe, one of the world’s largest Public Relations and Marketing companies, was engaged in digital marketing businesses. She herself is an influencer and has more than 700,000 followers, mainly composed of people from China who have interest in Japan.

Gregory Tulchin
Gregory Tulchin

From Columbia University, New York with a degree in Japanese Studies. He has lived in the United States, Belgium, China and Japan and is fluent in 4 languages. In addition to Japanese companies, he has been engaged in many international influencer marketing projects for the Japan Fisheries Agency, Fukushima Prefecture, and other.