| Company name | Group | Parent | Subsidiary | Customer | Supplier | Alliance | Bank | Shareholder |
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| Asakawa Rubtech Co., Ltd. | ||||||||
| アサカワリフォーム株式会社 | ||||||||
| Sanyo Marine Construction Co., Ltd. | ||||||||
| 丸松産業株式会社 | ||||||||
| Asakawagumi Co.,Ltd | ||||||||
| Kinwa Real Estate Co., Ltd. | ||||||||
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Development of a general-purpose terminal that became the predecessor of Gulliver
Split off from the IT division of Asakawa Corporation (First Section of the Tokyo Stock Exchange),
Established: July 4, 1984 (Showa 59)
Increased capital to 45 million yen
Release of Gulliver off-computer version
Gulliver / WIN Release
Gulliver / WIN95 Release
Asakawa Corporation applies for Corporate Reorganization Law, separating from the group
Changed company name to 'Asakawa Systems Corporation': Opened Tokyo Sales Office (Ota-ku, Tokyo)
Gulliver / WIN32 Release
Head Office Relocation to Rinku Gate Tower Building (Izumisano City, Osaka Prefecture)
Obtained ISO9001:2000 Certification
Tokyo Sales Office upgraded to Tokyo Branch
Obtained ISO14001:1996 Certification
Gulliver Pro Stage / Gulliver NEXT Release
Obtained Privacy Mark Certification
Tokyo Branch Relocation to Yanagihara Omori Building (Ota-ku, Tokyo)
Renounced ISO9001 Certification and transitioned to Self-Declaration of Conformity
Fukuoka Sales Office Opening (Hakata-ku, Fukuoka City)
Fukuoka Sales Office upgraded to Fukuoka Branch
Okinawa Office opened (Kumoji, Naha City): Sendai Sales Office opened (Aoba-ku, Sendai City)
Capital increased to 64.8 million yen
Okinawa Office relocated (Tsubogawa, Naha City)
Wakayama Branch Office relocated (Komatsubara-dori, Wakayama City)
Obtained ISO27001 Certification
Listed on Tokyo Pro Market of the Tokyo Stock Exchange (Securities Code: 5249)
Relocation of Okinawa Office (Naha City Maejima)
T&C Technologies Inc.: (Naha City) becomes a group company: (100% subsidiary)
Opening of Nagoya Office (Nagoya City Nishi Ward)
Unauthorized third‑party access to the external email delivery service "Blast Mail", which was integrated with our marketing automation tool "BowNow", has been discovered, resulting in the leakage of personal information of our customers. We are currently implementing measures to prevent further damage and address the data breach.
Asakawa Systems Co., Ltd. will be closed from August 8 to 11, 2026. During the holiday period, inquiries and support services will not be available. Services will resume sequentially after the holiday period.
During the 2026 Golden Week period, Asakawa Systems will be closed from April 29 and from May 2 to 6; inquiries will be addressed after the next business day.
Asakawa Systems has filed a patent application with the Japan Patent Office for its web-based ERP 'Gulliver X' for the construction industry.
Asakawa Systems will exhibit its core business system "Gulliver X" for the construction industry at the Accounting & Finance Expo [Nagoya], held from February 25 to 27, 2026, showcasing the latest features and case studies.
A malfunction has occurred on the telephone line at the Fukuoka branch, and it is currently not connecting. We apologize for the inconvenience caused to our customers.
The phone line issue at the Fukuoka branch has been resolved and is now available as usual.
Suspicious emails claiming to be our representative have been confirmed, and since they request the creation of a LINE group, we are issuing a warning.
Asakawa Systems has filed a patent application with the Japan Patent Office for the weighing and sales management system 'Kiwami'.
Asakawa Systems Co., Ltd. renewed its corporate site on December 1, 2025. You can check the new content and information.