Masa
Managing Partner, Founder & CEO
Masa brings 45 years of leadership in global finance and investments. A Chiba native, he began his career at Chiba Bank before moving to Mitsui Trust Bank (now Sumitomo Mitsui Trust Bank), where he served as Senior Fund Manager overseeing portfolios for public entities and institutional clients.
Masa later became Head of Global Custody at State Street Tokyo, managing cross-border operations for global investors. He then held senior leadership and advisory roles with Rogers Investments and One Asia Securities, supporting international investment funds on capital strategy, investor relations and governance frameworks.
As both a seasoned investor and lifelong baseball fan from Chiba, Masa continues to align international capital with Japan’s institutional and local stakeholders.
Masa gained recognition for his landmark opinion essay in Chiba Nippo (2017), where he outlined the vision for a “Chiba Creative City” powered by artificial intelligence — years ahead of the global rise of ChatGPT and similar technologies.
(“Making Full Use of Chiba’s Assets Toward a Creative City”, Chiba Nippo, March 19, 2017)
Focus Areas: public-private partnerships, fund structuring, fund investments, governance, stakeholder alignment
Favorite Japan Team: Chiba Lotte Marines
Favorite Global Teams: LA Dodgers, USC Trojans
In his free time, Masa enjoys watching baseball and spending time at Chiba Marine Stadium, a tradition that has shaped his lifelong connection to the sport.
Kevin
Managing Partner, Head of Global Strategy
Kevin brings 25 years of experience across private equity, real estate, and corporate investments. Most recently, he served as Managing Director and Investment Committee member at a boutique Japan hotel investment fund, leading structuring, underwriting and corporate value creation. Kevin combines investment and governance expertise with bilingual capability in Japanese and English to support cross-border partnerships.
Previously, he was in investment banking at Morgan Stanley and subsequently into real estate investment and fund management with the Mizuho group and Macquarie group, where he specialized in underwriting, investment and fund operations.
Focus Areas: real estate, hotel, fund management, private equity, M&A, corporate investments, cross-border transactions
Favorite Japan Team: Yomiuri Giants
Favorite Global Teams: Toronto Blue Jays, Philadelphia Flyers
In his free time, Kevin enjoys tennis and skating for balance, while also turning to guitar and chess as creative and strategic outlets.
Team Members & Advisors
In addition to its leadership, Japan Stadium Partners is supported by experienced team members and trusted advisors across finance, real estate and sports.
Investment & Strategy – professionals with backgrounds in private equity, real estate and venture investment, bringing expertise in fund management, due diligence and cross-border transactions.
Operations & Execution – team members with track records in project finance, hospitality, and urban redevelopment, supporting large-scale infrastructure and entertainment projects.
Commercial & Marketing – specialists in sponsorships, institutional sales, and cross-border partnerships, connecting brands, investors and corporates to long-term value creation.
Advisory Network – senior figures from sports, finance, and real estate who provide strategic guidance, market access and governance support.
This structure allows JSP to remain lean and founder-led, while drawing on specialist expertise and execution capacity to deliver complex, cross-border projects with local and global partners.