SSI, we provide superior solutions to our valued customers through import products in the field of aerospace and defense.
We pledge to contribute to the growth of customers and prosperous society through our products and providing services with our innovative global partners.

(Abbrev.: SSI)
EstablishedAugust 27th, 2008
Capital Fund¥40,000,000 (at November, 2017)
Capital Reserve¥14,000,000 (at November, 2017)
CEOOsamu Okabe
Head OfficePlazaShibaBuilding, 5-13-10, Shiba, Minato-ku, Tokyo 108-0014
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TEL: +81-3-6868-3820
FAX: +81-50-3852-4200
Business• Importing and Sales of Industrial and EquipmentAstrospace(Defense)
• Sales Support of Industrial and Astrospace(Defense) Equipment
• Importing and Sales of aircraft parts, aircraft engines and accessories
• Sales of domestic custom electronics
• Export and Sales of electronic components
BanksMizuho Bank, Ltd.
Sumitomo Mitsui Banking Corporation
Rakuten Bank, Ltd.
Japan Finance Corporation
Risona Bank, Ltd.
Shoko Chukin Bank

Trading Countries
U.S.A, U.K, Germany, France, Italy, Spain, Switzerland, Denmark, Belgium, Netherlands, Norway, Finland, Sweden, Latvia, Slovenia, Ireland, Austria, New Zealand, Israel, UAE, Turkey, Japan
CustomersJapan Ministry of defense, SUBARU Corporation, NEC Corporation,
Japan Radio Co., Ltd., Kawasaki Heavy Industries, Ltd., JAXA,
Toshiba Infrastructure Systems & Solutions Corporation,
Toshiba Electro-wave products Co.,Ltd., ALAE Engineering Co.,Ltd.,
Nisshinbo Micro Devices Inc., Mitsubishi Electric TOKKI Systems Corporation,
Tokyo Aircraft Instrument Co.,Ltd., Sasebo Heavy Industries Co.,Ltd.,
National Institute of Information and Communications Technology,
SPC Electronics Corporation, Japan Marine United Corporation,
JMU Defense Systems Co.,Ltd., Jamco Corporation, FujitsuLimited,
Sumitomo Heavy industries, Ltd., Sumiju Tokki Service Co., Ltd.,
Diamond Air Service. Inc., Fujikura Parachute Co., Ltd.
Mitsubishi Electric Corporation
Cage CodeJ8082
CertificationISO9001:2015 (2018.08 ~ 2024.05)
ISO14001:2015 (2018.08 ~ 2023.02)
Environmentally Preferable PurchasingThe following regulations pertaining to our Environmentally Preferable Purchasing are posted below.

Company History
2008/08Established Solid Solutions Inc.
2010/06Get Licence for Governmental Bidding
2011/11Developed and implemented the Policy of Environment Business and the Environment Management System
2013/08Increase in Capital:(¥36,500,000 Capital Fund, ¥10,500,000 Capital Reserve)
2017/08Start Worker Dispatch Business:
SSI Corporation
2017/11Increase in Capital:(¥40,000,000 Capital Fund, ¥14,000,000 Capital Reserve)
CEO Message

Our business unit is small but the small and compact unit must be easy to follow rapidly changing domestic and global environment and we are possible to fulfill any needs of customers with celerity, activity, coordination, and differentiation. All this our skill and acidity will be connected to provide some contribution to society.

Now, based on traditional importing business with high-quality worldwide work pieces as our main business, we are involving to help exporting Japanese products and protecting beautiful Japanese traditional work and skill. We, all employer and employees, are glad to contribute stable growth of customers and stability for all society.

Sincerely appreciate your kind cooperation and support,

January, 2024
Osamu Okabe
LocationPlazaShibaBuilding, 5-13-10, Shiba, Minato-ku, Tokyo 108-0014
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TEL: +81-3-6868-3820
FAX: +81-50-6860-5236
Access• 5 min. walk from Mita Station (Subway Mita Line)
• 7 min. walk from Tamachi Station (JR Yamanote Line)

PartnersALAE Engineering Co.,Ltd (Japanese Site)
Tie-up WebsiteBiz Den
Ipros (Japanese Site)
Associated CompaniesSSI Corporation
Donation Activity
Médecins Sans Frontières
Good Neighbors Japan
Saving Lives Changing Lives
Japanese Red Cross Society
Red feather community chest
Minato Council of Social Welfare