Investing in early stage tech startups around Asia
Rebright Partners is an Asia focus early stage venture capital firm. Backed by prominent Japanese corporate and institutional investors, investing in early stage tech startups around Asia.
Our network between South East Asia, India and Japan can be a springboard for the startups that are keen to expand to these regions and build partnerships with the biggest tech companies there.
Team
Takeshi Ebihara
Founding General Partner
Ebihara has been in the industry 30 years as Venture Capitalist, as well as serial entrepreneur himself.
Also founded and managed several internet companies himself includes stock-ex listed public company.
He is mentoring at many accelerators, speaking for a lot of startup events to contribute startup ecosystem. He is a board member of many startup companies in SE Asia and Japan.
Mahesh Kumar
Principal
Previously, Mahesh was a key member of the Sony Innovation Fund, where he spent over four years shaping the fund’s India portfolio with investments spanning fintech, healthcare, and emerging technologies.
An alumnus of IIT Madras, Mahesh earned his master’s in computer engineering, specializing in Natural Language Processing. Outside the world of venture capital, Mahesh is an avid long-distance runner, an enthusiastic reader, and a keen badminton player.
Hammad Maddekar
Senior Associate
Hammad Maddekar works on deal flow, sector research, portfolio management and fund operations at Rebright, supporting the evaluation and growth of innovative startups.
Before Rebright, he was an analyst at Sunicon Ventures, researching early-stage ventures across multiple industries and assisting with investment decisions.
An alumnus of Mumbai University, Hammad began his career at NA Shah Associates and later moved to Grasim Industries, gaining experience in audit, assurance and risk management across both roles. Outside work, he enjoys exploring new cuisines, reading and delving into puzzles and logic games.
Hidemasa Ikeda
Business Development Manager
After completing an MBA at George Fox University (USA), he joined Rakuten, Inc. At Rakuten, he promoted partnerships with overseas technology companies and developed new businesses. Subsequently, he served as the representative director of the Japanese subsidiary of Singapore IT company and joined Rebright in 2024.
Satoshi Nambu
Associate
Nambu began his career at a Japanese financial institution after graduating from the School of Law, Meiji University. He gained experience in corporate finance and supported clients in their overseas expansion. He later joined the group’s consulting subsidiary, where he was engaged in research and analysis as well as structured finance.
In 2025, he was seconded to Rebright, where he is responsible for deal flow, sector research activities, and facilitating partnerships between Japanese companies and Indian startups.
Yuma Nakada
Associate
Nakada began his career at a Japanese financial institution after graduating from the faculty of Economics and Law at Shinshu University. He was engaged in finance and management support services primarily for small and medium-sized enterprises. He later joined a group consulting firm of the same company, where he was responsible for risk management related to overseas investments and loans.
In 2025, he was seconded to Rebright, where he is responsible for deal flow, sector research, and facilitating partnerships between Japanese companies and Indian startups.
Brij Bhasin
Partner
Brij leads Rebright Partner’s investments in India. Prior to Rebright, he was part of founding team of GSF Accelerator, one of India’s largest and oldest Accelerator program.
He was and advisor and part of early team at Little Eye Labs which was acquired by Facebook 2014.
He has built world class technology products for over 12 years as part of several startups in India and US. He is a Computer Science graduate from the University of Minnesota, USA.