ABOUT
OUR VISION
DRIVING TRANSFORMATION
ACROSS THE SPACE INDUSTRY
A shapeless industry.
Untapped potential.
In Japan, space remains a dream.
We believe it’s time for change.
The space industry must evolve, from one-of-a-kind art pieces to a true industrial products
Only then a sustainable future in space can emerge.
Through Japanese craftsmanship, we will spark a movement that begins in Japan and expands across Asia and the world.
Following in the footsteps of the automobile we will build a meaningful new industry.
Let’s ignite a chain of innovation
that transforms the space industry.
WHERE WE
COME FROM
LAUNCH HERITAGE
One of Interstellar’s greatest strengths is the experience we have gained from the seven launches of MOMO, both our successes and our setbacks. We move forward with the future we envision by pursuing craftsmanship and developing unique technologies. These values continue to guide us today.
F107-30-2017
F206-30-2018
［ 1st successful launch ］
F305-04-2019
F407-27-2019
F506–14-2020
［ 2nd successful launch ］
F707-03-2021
［ 3rd successful launch ］
F607-31-2021
OUR TEAM
TAKAHIRO INAGAWA
Director of the Board, Chief Executive Officer
Takahiro Inagawa holds a master's degree in Mechanical and Physical Engineering from the Tokyo Institute of Technology, where he contributed to projects on human-powered aircraft and hybrid rocket design. He joined Interstellar Technologies Inc. in 2013 and became CEO the following year, in 2014.
In 2019, Takahiro successfully guided the then-small Interstellar team to launch MOMO, Japan's first privately developed suborbital launch vehicle to reach space. He is currently working on establishing Japan's first vertically integrated rocket-satellite services, with a focus on the orbital-class launch vehicle ZERO and the satellite development initiative Our Stars.
Takahiro has received several prestigious awards, including the Minister of State for Space Policy Award from the Cabinet Office for the Space Exploitation Prize in 2020, and the METI Minister's Prize at the Monodzukuri Nippon Grand Awards in 2023. He remains committed to making space accessible to all through affordable and efficient space transportation services.
Director of the Board, Chief Executive Officer
TAKAHIRO INAGAWA
SATOSHI NAKAYAMA
Member of the Board of Directors, Vice President of Launch Vehicle
After graduation, he joined Mitsubishi Precision Company, Limited. For 12 years, he was involved in developing of on-board equipment for rockets and satellites. As a project manager, he was responsible for developing navigation sensors for major rockets in Japan. He joined Interstellar Technologies in January 2021, where he oversaw avionics development, reliability design, and quality assurance, and was appointed General Manager of the R&D department in September of that year. He has published papers, presented at conferences, patented technologies, and received awards in the field of space equipment.
Member of the Board of Directors, Vice President of Launch Vehicle
SATOSHI NAKAYAMA
KEIJI ATSUTA
Member of the Board of Directors, Chief Operating Officer
Graduated from Kyushu University with a degree in Aerospace Engineering. After joining Mitsubishi Corporation, he was in charge of overseas sales and business investment in the automotive industry. While stationed overseas, he was transferred to an invested subsidiary and engaged in corporate planning and strategy development. He joined Frontier Management Inc., where he mainly formulated medium- to long-term strategies for small and medium-sized companies in the food manufacturing and restaurant industries and supported their implementation. He joined Interstellar Technologies Inc. in January 2022, and is responsible for business development, corporate planning, PR and marketing. He was appointed to the Board as COO in May 2024.
Member of the Board of Directors, Chief Operating Officer
KEIJI ATSUTA
TAKAHIRO TSUJI
Member of the Board of Directors, Chief Financial Officer
After graduating from the University of Tokyo with a degree in Economics, he joined the Development Bank of Japan, where he focused on financing space and aircraft manufacturers for 12 years. While overseeing client coverage for Japan and globally in heavy industry, he also held concurrent roles at a start-up rocket company, responsible for global business development and general administration. Additionally, he was seconded to the headquarters of the Dutch financial institution ING, engaging in global operations ranging from practical business matters to regional revitalization. In 2022, he founded HR-Rocket Co., Ltd., providing human capital and financial support primarily to Japanese space startups and agencies. As part of this support, he has been involved with Interstellar Technologies Inc. since April 2023 as a financial advisor and was appointed to the Board as CFO in May 2024.
Member of the Board of Directors, Chief Financial Officer
TAKAHIRO TSUJI
COMPANY PROFILE
| COMPANY | Interstellar Technologies Inc. |
|---|---|
| ESTABLISHMENT | January 2013 |
| BOARD OF DIRECTORS | Takahiro Inagawa, Representative Director and Chief Executive Officer Satoshi Nakayama, Director and Vice President of Launch Vehicle Keiji Atsuta, Director and Chief Operating Officer Takahiro Tsuji, Director and Chief Financial Officer Takafumi Horie, Director Hajime Kumabe, Outside Director Masaru Tange, Outside Director Ken Uryu, Outside Director Hitoshi Nakamura, Outside Director Hiromi Maki, Standing Audit & Supervisory Board Member Tokuo Hasegawa, Outside Audit & Supervisory Board Member Takahiro Yamaoka, Outside Audit & Supervisory Board Member |
| BUSINESS | Space Transportation Services, Satellite Communication Services |
| HEADQUARTERS | 149-7, Memu, Taiki, Hiroo-gun, Hokkaido 089-2113, Japan |
| LOCATION | 690-4, Memu, Taiki, Hiroo-gun, Hokkaido 089-2113, Japan |
| BRANCHES | Tokyo Branch 6F, Tokyo East 21, 6-3-2, Toyo, Koto-ku, Tokyo 135-0016, Japan Fukushima Branch MIinamisoma Incubation Center, 45-245, Sukakeba, Kaibama, Haramachi-ku, Minamisoma, Fukushima 975-0036 Obihiro Branch 33-2, Odori Minami, Obihiro, Hokkaido, 080-0010, Japan |
| PRINCIPAL SHAREHOLDERS | Woven by Toyota, Inc. Marubeni Corporation NTT DOCOMO, INC. The SBI Group Sumitomo Mitsui Banking Corporation and others |
| PRINCIPAL SHAREHOLDERS | Resona Bank, Chiba Bank, North Pacific Bank, Obihiro Shinkin Bank and other |