Takemasa joined GB in 2020. He is responsible for researching global/domestic investment trends, drafting documents for company events, supporting members in drafting sales documents, and managing in-house data.

Takemasa joined GB after working at Kirin Brewery and Deloitte Touche Tohmatsu. At Kirin Brewery, he was engaged in product control, and productivity enhancement technology development/product development. At Deloitte Touche Tohmatsu, he was responsible for new business development, management plan formulation, and consulting operations such as building robust internal control for IPO.