Tomokazu Okuno joined the CCC Group in 2015 as CFO of the Digital Division, where he oversaw corporate planning and led investment activities. In the same year, he established IMJ Investment Partners Japan LLP (“IMJIP Japan”) within the CCC Group, launching the venture capital business in Japan. In 2016, he founded the predecessor of Spiral Capital, and in 2017, the firm became independent from the CCC Group. Before joining the CCC Group, Mr. Okuno spent 13 years in investment banking, advising on M&A and financing transactions at Credit Suisse, Deutsche Bank, and Nikko Salomon Smith Barney.

Takashi Chiba joined Spiral Ventures Japan (current Spiral Capital) as a founding member of Fund I in June 2016. Since then, he has led a multitude of investments and currently serves as a General Partner for the General Fund.
Prior to joining Spiral, he had 3 years of management experience as a co-founder and COO/CFO at ITANDI, a real estate tech startup, where he supervised business development, finance, and corporate management. Prior to that, he spent a total 6 years in investment banking at Deutsche Bank and private equity at The Carlyle Group, where he engaged in various M&A advisory and financing transactions. Born and raised in Chiba Prefecture.

Akitomo Naoi joined Spiral Capital in March 2022. Prior to joining Spiral, he was a senior consultant at Deloitte Tohmatsu Consulting and a manager at EY Strategy and Consulting. He has been very passionate about ESG/Sustainability and the clean technology, and engaged with a wide variety of private sector (such as automobile, chemical, electric, consumer, food, real estate, finance, etc.) and public sector clients for 7 years.

Keigo Agata joined Spiral Capital in May 2022. Prior to joining Spiral, he worked in the investment banking divisions at Deutsche Bank and Credit Suisse for a total of 7 years, mainly executing financing deals such as IPOs. He has extensive experience in capital markets transactions, regardless of market cap, sector, and offering format. After spending his childhood in London, he attended an international school in Japan.

Hinako Imamura joined Spiral Innovation Partners in June 2023, and transferred to Spiral Capital in January 2025. After graduating university, she worked in the investment banking division at Goldman Sachs, where she was involved in equity and bond financing. She then joined Boston Consulting Group, where she was engaged in business strategy planning and new business support, cost reduction, and due diligence.

Hiroki Yamamoto joined Spiral Capital in July 2025.
He began his career at MUFG Bank in 2015 and was seconded to Mitsubishi UFJ Capital in 2018, where he was engaged in startup investments for seven years. He drove many iconic deals across a wide range of sectors, including FinTech, real estate tech, SaaS, AI, and entertainment. Born on this earth, raised by the Internet.

Hiroshi Oka joined IMJ Investment Partners (current Spiral Ventures Pte. Ltd.) at its launch in 2012. In 2015, he launched IMJ Investment Partners Japan under the CCC Group, and in 2019, he became General Partner of Spiral Innovation Partners. Since 2014, he has been supporting open innovation in companies with a focus on corporate venturing, providing a wide range of support such as planning and operating programs including T-Venture Program, Tokyu Accelerate Program, and ASICS Accelerator Program, as well as internal venture programs and innovation talent development. Prior to that, he was involved in several businesses within the IMJ Group such as web integration, affiliate platforms, and smartphone app businesses. A true Kyushu boy, born and raised in Fukuoka Prefecture.

Kazuhiro Kamada joined Spiral Innovation Partners in September 2022. Prior to joining Spiral, he was an investment banker at Goldman Sachs which he joined in July 2011, where he belonged to the TMT (Technology, Media, Telecom) sector team and spent 11 years engaged in M&A advisory and financing deals. Additionally, he led startup investment initiatives within the investment banking division, executing investments into various startups such as Sansan. Before joining Goldman Sachs, he had various roles as a professional advisor, including 5 years in management consulting at Boston Consulting Group and 3 years in IT consulting at Future Architect.

Yasukuni Ichikawa joined Spiral Innovation Partners in October 2023. Prior to joining Spiral, he was the head of corporate planning at CADDi, a manufacturing-tech startup, where he led the company’s business management and financing. Before joining CADDi, he spent 8 years in investment banking at Goldman Sachs, where he was engaged in M&A advisory and financing transactions. He started his career as a strategy consultant with Accenture (Strategy Group), where he was engaged in strategy development and implementation for 8 years.

Yasuhiro Matsumoto joined Spiral Innovation Partners in June 2019. Prior to joining Spiral, he served as a sales director and investor in seed-stage startups at 01Booster, where he planned and executed accelerator programs and open innovation strategies for numerous enterprises. Before that, he managed the export and sales management of automobiles at Sumitomo Corporation and also launched a business at a translation startup.

Mizuki Yoshida joined Spiral Innovation Partners in December 2024. Prior to joining Spiral, she began her career in Goldman Sachs' Investment Banking Division Advisory Group in April 2009 as a new graduate. With 15 years of experience in M&A advisory and financing transactions, she led the execution of numerous domestic and international transactions for a diverse range of clients.

Ryo Takao joined Spiral Innovation PartnersIn in January 2025. Prior to joining Spiral, he was at Mizuho Capital, where he was involved in investing and providing growth support for startups, mainly in the DeepTech (semiconductors and energy) field. Before that, he spent seven years at Fujifilm, where he was engaged in the launch of new businesses in the materials field. As a student, he experienced operations such as growth hack and monetization at an app startup.

Kakeru Mizuno joined Spiral Innovation Partners in November 2023. Prior to joining Spiral, he worked in the Investment Banking Division at Daiwa Securities, where he was engaged in research work on unlisted companies mainly in tech, and M&A and fundraising for TMT (Technology, Media, Telecom) clients.

Yuqing Wei joined Spiral Innovation Partners in January 2025. Prior to joining Spiral, she worked in the Equity Capital Markets division at Morgan Stanley, where she was involved in equity financing transactions, including IPOs, and public and secondary offerings, across a wide range of industries.

Wataru Narumi joined Spiral Innovation Partners in April 2024 (seconded from Japan Post Bank). Prior to joining Spiral, he worked at Japan Post Bank, where he was engaged in the support of selling products/services of investee, and in the research on emerging industries such as FinTech.

Shinichiro Maeda joined Spiral Innovation Partners in February 2023. Prior to joining Spiral, he worked for Nippon Life Insurance Company for 14 years. His extensive experience includes back office operations for securities management, startup investment, planning and running of accelerator programs, and sales strategy planning for personal insurance.

Rina Shimazaki joined Spiral Innovation Partners in July 2023. Prior to joining Spiral, she worked in Commercial Banking at JPMorgan, helping clients with their M&A, foreign exchange, and treasury services. Before that, she worked in the investment banking division at Credit Suisse, where she was involved in M&A advisory and financing deals.

Aiko Kikuchi joined Spiral Innovation Partners in August 2024. Prior to joining Spiral, she worked as a freelancer from 2022 to 2024, helping several companies with their recruitment and public relations, event PM, etc. Before that, she worked at three listed companies, Quick, Mynet, and Visional, where she held various positions depending on the phase of the company, including sales office manager, recruitment & public relations manager, CEO's office, and new business support.

Ryosuke Sato joined Spiral Innovation Partners in July 2025.
Prior to joining Spiral, he served as Director and Chief Strategy Officer at Smartround, an equity management SaaS startup for startups and investors, where he led business development and strategic alliances.
Before that, he worked in the Corporate Planning Division at MUFG Bank, focusing on research of financial systems, regulations, and institutional trends, as well as engaging in industry-related activities with organizations such as the Japanese Bankers Association, regulatory communications, executive liaison support, and new business development.

Sayuki Murakami joined Spiral Innovation Partners in February 2022. Prior to joining the firm, she was engaged in corporate sales at Ghelia, a company that develops AI solutions. Before that, she handled corporate sales and secretary to the president duties at ONE MEDIA, a company specializing in the planning and production of video contents. She was born in Tokachi, Hokkaido, and grew up surrounded by magnificent nature.

Shingo Okada joined Spiral Innovation Partners in April 2024. He is a Certified Small and Medium Enterprise Management Consultant. Prior to joining Spiral, he worked at STREAM Tax Co. for 6 years, where he provided accounting and tax advisory services to companies in various industries, as well as assist listed companies with their accounting.

Kanae Todaka joined Spiral Innovation Partners in March 2024. Prior to joining Spiral, she worked at a housing defect insurance corporation, where she was involved in insurance procedures, billing operations, and sales management. Before that, she was engaged in customer service as a dress coordinator in the bridal industry.

Yo Nagami is the President and Group CEO of Raksul Inc. He joined Raksul in April 2014 after working at Mizuho Securities, The Carlyle Group, and DeNA Co., Ltd. He was appointed Director and CFO in October of the same year, and has served in his current role since August 2023.

Masao Hirano was the Japan Office Head of McKinsey & Company, and Co-Head of Carlyle Japan. During his 20-year career at McKinsey, he led a number of projects including management strategy, organizational transformation, globalization, M&A, and corporate governance for a variety of companies. He is currently a professor at Waseda Business School.

Daisuke Iwase is Representative Director, Chairman & CEO of Benesse Corporation. He is also an outside director of Kakaku.com and co-founder of Lifenet Insurance.

Takeo Takahashi established a consulting company that provides services to domestic financial institutions and overseas venture capital funds. Before that, he led the fundraising for the flagship fund and related services for domestic investors at J-Will Partners (a private equity firm), and was also engaged in the rating and composition of CMBS (Commercial Mortgage Backed Securities) at Moody's and Morgan Stanley.