Listed alphabetically. For companies beginning with OKI, the name thereafter is used.
A-E
- OKI ACCESS Technologies
- Hirata building, 2-8-16 Sarugaku-cho, Chiyoda-ku, Tokyo, 101-0064, Japan
Phone: +81-3-3233-7611 Fax: +81-3-3233-7614
< Software development for mobile phones > - OKI Advanced communications
- 4-1-1 Ozimaminami, Honzyou, Saitama, 367-0062, Japan
Phone: +81-495-25-1234 Fax: +81-495-23-3488
< Development, design, and sales of info-telecom software > - OKI Communication Systems
- 1 Kamiyamaguchi, Tokorozawa, Saitama, 359-1153, Japan
Phone: +81-4-2922-0211 Fax: +81-4-2922-0218
< Design, manufacture, and sales of electronics and info-telecom products > - OKI Comtec
- 1-16-8, Chuou, Warabi, Saitama, 335-8510, Japan
Phone: +81-48-420-7141 Fax: +81-48-420-7156
< Hardware development, design, and maintenance support for telecommunications carrier network systems > - OKI Consulting Solutions
- 4-11-15, Shibaura, Minato-ku, Tokyo 108-8551, Japan
Phone: +81-3-5445-6015 Fax: +81-3-3452-7814
< Network solutions and security consulting > - OKI Customer Adtech
- Dai-ichi Biru, 2-7-23, Kiba, Koto-ku, Tokyo 135-0042, Japan
Phone: +81-3-5621-1311 Fax: +81-3-5621-1322
< Maintenance, management, and technical support for info-telecom products; sales of related supply products > - OKI Data
- 4-11-22, Shibaura, Minato-ku, Tokyo 108-8551, Japan
Phone: +81-3-5445-6111 Fax: +81-3-5445-6178
< Printer development, manufacture, and sales; related solutions > - OKI Data Systems
- 1-1, tachita, Shouno, Fukushima, Fukushima 960-2196, Japan
Phone: +81-24-594-2250 Fax: +81-24-594-2024
< Printer/info-telecom product development and design > - OKI Digital Imaging
- 1-1 Nishiyokote-machi, Takasaki, Gunma 370-0021, Japan
Phone: +81-27-360-5600 Fax: +81-27-360-5620
< Development, manufacture, and sales of LEDs and products incorporating LEDs > - OKI Electric Cable
- 2-12-8 Shimokodanaka, Nakahara-ku, Kawasaki, Kanagawa 211-8585, Japan
Phone: +81-44-754-4369 Fax: +81-44-754-0012
< Manufacture and sales of wires, electronic parts, metals and processed goods made of synthetic resin > - OKI Electric Cable Service
- 2-10-1 Osachigosho, Okaya, Nageno 394-0082, Japan
Phone/Fax: +81-266-27-0433
< Office/industrial space maintenance; cleaning/collection of electrode wire bobbins, wire/cable recycling/packing. > - OKI Electric Cable Wire Harness
- 3344-1 Sakaiiyoku, Isesakishi, Gunma 370-0105, Japan
Phone: +81-270-76-7865 Fax: +81-270-76-5346
< Wire/cable processing > - OKI Engineering
- 3-20-16 Hikawadai, Nerima-ku, Tokyo 179-0084, Japan
Phone: +81-3-5920-2300 Fax: +81-3-5920-2310
< Reliability testing/failure analysis/reliability design; semiconductor characteristics evaluations; environmental systems technologies; elemental analysis/environmental measurement/green procurement support; telecom device development; EMC testing; instrument calibration > - OKI Erfolg
- 1 Tate, Sasakino, Fukushima, Fukushima 960-8057 Japan
Phone: +81-24-555-2105 Fax: +81-24-555-2114
< Design, production and sales of machinery parts, chassis and die. Unit wiring assembly. >
F-J
- OKI Information Systems
- 3-1 Futaba-machi, Takasaki, Gunma 370-8585, Japan
Phone: +81-27-325-1525 Fax: +81-27-324-9656
< Development and design of information processing devices and related hardware and software > - OKI Infotech
- Touyouchou-Square Biru, 2-1-12 Minamisunamachi, Koto-ku, Tokyo 136-0076 Japan
Phone: +81-3-5606-7300 Fax: +81-3-5653-5376
< Planning, development, maintenance, management, and consulting for IT systems > - Japan Business Operations
- Dai-ichi Biru, 2-7-23, Kiba, Koto-ku, Tokyo 135-0042, Japan
Phone: +81-3-5621-3171 Fax: +81-3-5621-3217
< ATM operational status monitoring, operational support for fund projections, maintenance management outsourcing >
K-O
- Kyushu OKI Telecommunication Systems
- 3-2-3 Aioimachi, Hakata-Ku, Fukuoka, Fukuoka 812-0885, Japan
Phone: +81-92-584-5111 Fax: +81-92-584-5115
< Design, manufacture, sales, and maintenance of various telecom devices > - OKI Logistics
- 1-13-5, Eitai, Koutou-ku, Tokyo 135-0034, Japan
Phone: +81-3-3643-8161 Fax: +81-3-3643-8164
< Transportation, control consignment of electronic, telecom, IC products. Car freight business. > - OKI Micro Engineering
- 10 Jumonji, Shibukawa, Nihonmatsu, Fukushima 969-1403, Japan
Phone: +81-243-61-3001 Fax: +81-243-61-3002
< Development, manufacture, and sales of precision compact motors > - Mobile Techno
- 66-2 Horikawa-machi, Saiwai-ku, Kawasaki, Kanagawa 212-0013, Japan
Phone: +81-44-542-2468 Fax: +81-44-542-2465
< Hardware, software, and system design for mobile communication systems, mobile phone base stations, and mobile phone terminals > - Nagano OKI
- 965-1 Mimitori, Komoro, Nagano 384-0084, Japan
Phone: +81-267-22-1881 Fax: +81-267-25-8545
< EMS business focusing on electronic equipment (design, manufacture, and warranty service work for devices ranging from boards to devices) > - OKI Network Integration
- 1-16-8, Chuou Warabi, Saitama, 335-8510, Japan
Phone: +81-48-420-7011 Fax: +81-48-420-7017
< Network integration services > - OKI Networks
- 4-10-16, Shibaura, Minato-ku, Tokyo 108-8551, Japan
Phone: +81-3-3451-9071 Fax: +81-3-3451-9075
< Telecom marketing and development, planning, and sales of related products and S/I services > - OF Networks
- 1-3 Nakase, Mihama-ku, Chiba, Chiba 261-8501, Japan
Phone: +81-43-274-1972 Fax: +81-43-274-1989
< Development and manufacture of broadband networking equipment >
P-T
- Payment First
- 4-11-17, Shibaura, Minato-ku, Tokyo 108-0023, Japan
Phone: +81-3-3455-2961 Fax: +81-3-3798-7696
< Electronic money charge services and internet settlement services > - OKI Power Tech
- 1 Tate, Sasakino, Fukushima, Fukushima 960-8057, Japan
Phone: +81-24-557-6094 Fax: +81-24-557-6095
< Design, development, manufacture, and sales of power devices; manufacture and sale of rewritable cards. > - OKI Printed Circuits
- 1 Fukuda-cho, Joetsu, Niigata, 942-0032, Japan
Phone: +81-25-544-5300 Fax: +81-25-544-0058
< Manufacture and sales of printed circuit boards and electronic devices > - OKI Proserve
- 4-11-22, Shibaura, Minato-ku, Tokyo 108-8551, Japan
Phone: +81-3-5445-6050 Fax: +81-3-5445-6674
< Facility business (real estate, design/construction, building management), Human resource management (salary management, education, recruiting, recruitment support, insurance, document service) and Design business (advertising, design) > - OKI Seatec
- 537-5 Kozima, Uchiuramito, Numazu, Shizuoka 410-0223, Japan
Phone: +81-55-946-1111 Fax: +81-55-946-1117
< Maritime measurement and consulting. Development, design and sales of various sensors and maritime measurement equipments. > - OKI Sensor Device
- Tachihi Bldg. No.7 4th Fl. 6-1-1, Sakae-cho, Tachikawa, Tokyo, 190-0003, Japan
Phone: +81-42-537-6511 Fax: +81-42-537-6514
< Design, development, manufacture, and sales of electronic components > - Shizuoka OKI
- 681-1 Azamihara, Ozuwa, Numazu, Shizuoka 410-0873, Japan
Phone: +81-55-923-2381 Fax: +81-55-923-5279
< Design, development, manufacture, maintenance anc sales of telecom, acoustic under water, radiowave applications, and control equipments > - SkyCom
- 1-38-9 Taito, Taito-ku, Tokyo, 110-0016, Japan
Phone: +81-3-5807-6011 Fax: +81-3-5807-6018
< Development and sales of information delivery software > - OKI Software
- 1-16-8, Chuou Warabi, Saitama, 335-8510, Japan
Phone: +81-48-420-5200 Fax: +81-48-420-5201
< Software development, design, and production > - OKI Software Expert Service
- 1-16-8, Chuou Warabi, Saitama, 335-8510, Japan
Phone: +81-48-420-5290 Fax: +81-48-420-5201
< Systems operating services for information processing and various support services > - OKI Telecom
- Metalion OS Building 3F, 21-15, Higashi-Gotanda 5-chome, Shinagawa-ku, Tokyo 141-0022, Japan
Phone: +81-5421-8800
< Construction of info-telecom infrastructure components, resale of lines, provision of advertising content and media > - OKI Telecommunication Systems
- 1-16-8, Chuou Warabi, Saitama, 335-8510, Japan
Phone: +81-48-420-7101 Fax: +81-48-420-7118
< Development and sales of software and systems involving info-telecom processes >
U-Z
- OKI Wintech
- 1-19-4 Kitashinagawa, Shinagawa-ku, Tokyo 140-8688, Japan
Phone: +81-3-3740-2111 Fax: +81-3-3740-2133
< Electrical work for communications/general electrical work > - OKI WorkWel
- 4-11-17, Shibaura, Minato-ku, Tokyo 108-0023, Japan
Phone: +81-3-5445-6805 Fax: +81-3-3798-7085
< IT services, creation of business cards, small home office consulting for persons with disabilities >