Keelson

Terms of Service

Last updated: March 1, 2026

Provider: Strictus GK (hereinafter referred to as the “Company”).

These Terms of Service (these “Terms”) set forth the terms and conditions for using the service “Keelson” (the “Service”) provided by the Company. Any corporation, organization, association, or sole proprietorship utilizing the Service (the “User”) shall use the Service in accordance with these Terms.

Article 1 (Purpose and Scope)

The purpose of these Terms is to define the rights and obligations between the Company and the User regarding the use of the Service, and these Terms apply to any and all relationships between the User and the Company concerning the use of the Service.

Business Use Only. The Service is offered solely for use by businesses and other organizations acting in a commercial capacity. The Service is not intended for personal, family, or household use, and the Company does not offer the Service to consumers.

Any rules, guidelines, policies, price lists, or other documents posted by the Company on the Service or separately presented to the User (the “Supplemental Policies”) shall constitute an integral part of these Terms.

In the event of any conflict between these Terms and the Supplemental Policies, these Terms shall prevail unless the relevant Supplemental Policy expressly states otherwise.

Article 2 (Definitions)

For the purposes of these Terms, the following terms shall have the meanings ascribed to them below:

  • “Business Entity”: Any corporation, organization, association, or sole proprietorship acting in a commercial capacity.
  • “User”: A Business Entity that has registered to use the Service pursuant to Article 3.
  • “Organization”: A tenant linked to a User (a unit of usage designated by the Company).
  • “User Data”: Data such as applications, source codes, database contents, content, and logs output by such applications, which the User saves, transmits, generates, or displays using the Service.
  • “Usage Data”: Logs, metrics, resource usage, activity records, etc., generated by the Company’s system in connection with the provision of the Service, excluding the User Data itself.
  • “Third-Party Services”: External services such as cloud infrastructure, authentication services, and payment services provided by third parties that the Company uses to provide the Service.
  • “Registration Information”: Information such as the corporate name, contact person’s name, email address, and other information entered or provided by the User via the form prescribed by the Company when applying for registration.

Article 3 (Formation of Service Agreement)

A prospective user (the “Prospective User”) shall apply for registration to use the Service in accordance with the method prescribed by the Company after agreeing to the contents of these Terms.

A service agreement regarding the use of the Service (the “Service Agreement”) shall be formed when the Company accepts the application described in the preceding paragraph (by issuing an account or enabling the use of the Service).

The Prospective User represents and warrants that they have the legitimate authority to enter into the Service Agreement on behalf of the Business Entity.

The Company may refuse an application if the Prospective User falls under any of the following items and is not obliged to disclose the reason:

  1. If there is any falsehood, error, or omission in all or part of the Registration Information provided to the Company;
  2. If the Prospective User has been subject to measures such as suspension of use due to violation of these Terms in the past; or
  3. If the Company otherwise determines that the registration is inappropriate.

Article 4 (Account Management)

The User shall manage and store the ID and password (including API keys, etc.) related to the Service at its own responsibility and shall not allow any third party to use them, nor lend, assign, transfer, sublicense, or sell them to any third party.

The User shall be responsible for any damages caused by insufficient management of the ID or password, errors in use, use by third parties, etc., and the Company shall not be liable for any such damages.

If the User discovers that its ID, etc. has been stolen or used unauthorizedly by a third party, the User shall immediately notify the Company and follow the Company’s instructions.

Article 5 (Content and Modification of Service)

The Service provides infrastructure functions for the User to deploy, execute, and manage internal applications. Detailed functions and specifications are described on the Company’s website or management dashboard.

The Company may change the specifications, functions, design, etc. of the Service at its discretion for the purpose of adding functions, improving the Service, enhancing security, etc.

Article 6 (Third-Party Services)

The Service utilizes Third-Party Services. A list of major Third-Party Services used is posted separately on the Company’s website.

The User acknowledges that the use of the Service may be subject to constraints such as the terms of service and policies of such Third-Party Services.

If the provision of the Service becomes difficult due to the suspension, termination, or modification of specifications of Third-Party Services, the Company may suspend or terminate the provision of the Service.

Article 7 (Disclaimer of Warranties; No SLA)

THE SERVICE IS PROVIDED ON AN “AS IS” AND “AS AVAILABLE” BASIS. THE COMPANY DISCLAIMS ALL WARRANTIES OF ANY KIND, WHETHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, INCLUDING WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE, AND NON-INFRINGEMENT.

THE COMPANY WILL USE COMMERCIALLY REASONABLE EFFORTS TO PROVIDE THE SERVICE BUT DOES NOT GUARANTEE ANY SPECIFIC UPTIME OR AVAILABILITY (NO SLA IS CURRENTLY SET).

The Company will notify the User in advance as much as possible when performing planned maintenance of the Service.

The Company may suspend or interrupt the provision of all or part of the Service without prior notice to the User in any of the following cases:

  1. When urgent inspection or maintenance of the computer system related to the Service is necessary;
  2. When the operation of the Service becomes impossible due to failure of computers or communication lines, misuse, excessive concentration of access, unauthorized access, hacking, etc.;
  3. When the operation of the Service becomes impossible due to force majeure such as earthquakes, lightning, fires, wind and flood damage, power outages, and natural disasters; or
  4. When the Company otherwise determines that suspension or interruption is necessary.

Article 8 (Data and Backup)

The User is solely responsible for User Data, including its legality and obtaining any rights, consents, and permissions necessary to use and provide User Data in connection with the Service. Intellectual property rights such as copyrights of User Data shall remain with the User or the rightful licensors.

The User grants the Company, its affiliates, and its subcontractors a non-exclusive, worldwide, royalty-free license to host, reproduce, process, transmit, and display User Data solely as necessary to provide, maintain, support, secure, and improve the Service, including incident response and customer support.

The Company may periodically perform backups for the purpose of system recovery, but this does not guarantee the complete restoration of all data.

THE USER SHALL SAVE BACKUPS OF IMPORTANT USER DATA AT ITS OWN RESPONSIBILITY. EVEN IF USER DATA IS LOST DUE TO SYSTEM FAILURE, OPERATION ERROR, UNAUTHORIZED ACCESS, ETC., THE COMPANY MAY ATTEMPT TO RESTORE DATA TO A COMMERCIALLY REASONABLE EXTENT BUT DOES NOT GUARANTEE COMPLETE RESTORATION. THE COMPANY SHALL NOT BE LIABLE FOR ANY DAMAGES RELATED TO DATA LOSS EXCEPT AS PROVIDED IN ARTICLE 15 (LIMITATION OF LIABILITY).

Article 9 (Purpose of Use and Scope of Internal Use)

The Service is provided primarily for the User’s internal use (internal business use, development verification, etc.).

“Internal use” includes use by the User’s officers and employees, as well as contractors and partners engaged in the User’s business, for the purpose of the User’s business.

The User shall ensure that the relevant parties described in the preceding paragraph comply with the contents of these Terms and shall be fully responsible for the acts of such parties regarding the use of the Service.

The User shall not use applications running on the Service for the purpose of making them generally available to an unspecified number of third parties (such as external provision as SaaS). However, this shall not apply if the Company explicitly permits it in writing or by a method prescribed by the Company.

Article 10 (Handling of Usage Data)

The Company may collect, analyze, and use Usage Data for the improvement of the Service, development of new services, maintenance of security, etc.

The Company may create statistical data processed into a format that cannot identify specific individuals or corporations from Usage Data and may use such statistical data at its discretion (including publication as marketing materials).

Article 11 (Prohibited Acts)

In using the Service, the User shall not engage in any act that falls under or is likely to fall under any of the following items:

  1. Acts that violate laws and regulations or are related to criminal acts;
  2. Acts that infringe on the intellectual property rights, portrait rights, privacy rights, honor, or other rights or interests of the Company, other users of the Service, or other third parties;
  3. Acts that place an excessive load on the network or system of the Service;
  4. Acts that are likely to interfere with the operation of the Service;
  5. Acts of unauthorized access to the Company’s network or system, or attempting unauthorized access;
  6. Acts of analyzing the source code of the Service, such as reverse compiling, reverse assembling, reverse engineering, etc.;
  7. Acts of exploring or investigating vulnerabilities in the system, network, or container environment of the Service, attempting to bypass or disable security functions, or attempting to escape from containers (container escape), etc.;
  8. Use for purposes different from the intended use of the Service, such as mining, spam delivery, or use as a springboard for attacks;
  9. Providing benefits to Anti-Social Forces; or
  10. Other acts that the Company deems inappropriate.

If the User violates any of the items in the preceding paragraph, the Company may immediately suspend the use of the Service and claim compensation for damages incurred by the Company due to such violation.

Article 12 (Suspension of Use and Termination)

The Company may temporarily suspend the use of the Service or delete the User’s registration (terminate the Service Agreement) without prior notice or demand if the User falls under any of the following items:

  1. If the User violates any provision of these Terms;
  2. If the User suspends payment or becomes insolvent, or if a petition for commencement of bankruptcy proceedings, etc. is filed;
  3. If the Service has not been used for 6 months or more and there is no response within a reasonable period after notification from the Company to the registered email address; or
  4. If the Company otherwise determines that the use of the Service is not appropriate.

The Company shall not be liable for any damages incurred by the User due to the suspension of use or termination of the Service Agreement pursuant to the preceding paragraph.

Even after the suspension of use or termination of the Service Agreement based on this Article, the User’s outstanding debts to the Company and provisions that should survive due to their nature, such as Article 14 (Confidentiality), Article 15 (Limitation of Liability), Article 16 (Exclusion of Anti-Social Forces), Article 17 (Intellectual Property Rights), Article 19 (User’s Responsibility and Indemnification), Article 20 (Measures after Termination), and others, shall remain in effect.

Article 13 (Fees and Payment Method)

The User shall pay the usage fees separately determined by the Company and displayed on the website, etc., as consideration for the use of the Service, by the method designated by the Company.

If the User delays payment of the usage fees, the User shall pay the Company late payment interest at the rate of 14.6% per annum.

The usage fees for the Service shall accrue on a monthly basis and shall not be prorated (unless otherwise specified).

Article 14 (Confidentiality)

The User and the Company shall not disclose or leak Confidential Information (technical or business information disclosed by the other party explicitly designated as confidential) disclosed by the other party in connection with the Service to any third party without the prior written consent of the other party; provided, however, that a receiving party may disclose Confidential Information to its employees, officers, directors, affiliates, agents, contractors, professional advisors (including attorneys and accountants), and subcontractors who have a need to know for the purpose of using or providing the Service and who are bound by confidentiality obligations at least as protective as those set forth in these Terms.

The User and the Company shall use Confidential Information only for the purpose of using or providing the Service and shall not use it beyond the scope reasonably necessary for such purpose. Furthermore, Confidential Information shall not be reproduced or copied unless necessary within the scope of such purpose. Any permitted copies shall be limited to the minimum necessary and shall be protected by reasonable safeguards.

However, the following information shall not be included in Confidential Information:

  1. Information that was already in the public domain at the time of disclosure;
  2. Information that entered the public domain after disclosure through no fault of the recipient;
  3. Information already in possession of the recipient prior to disclosure;
  4. Information lawfully obtained from a third party with legitimate authority without confidentiality obligations;
  5. Information independently developed without relying on Confidential Information; or
  6. Information required to be disclosed by laws and regulations or orders of courts, etc. (provided that, to the extent possible, the other party shall be notified in advance).

Article 15 (Limitation of Liability)

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE COMPANY SHALL NOT BE LIABLE FOR ANY DAMAGES INCURRED BY THE USER ARISING OUT OF THE SERVICE, EXCEPT IN CASES OF WILLFUL MISCONDUCT OR GROSS NEGLIGENCE BY THE COMPANY.

EVEN IF THE COMPANY IS LIABLE FOR ANY REASON, THE COMPANY SHALL BE LIABLE ONLY FOR DIRECT AND ORDINARY DAMAGES ACTUALLY INCURRED BY THE USER AND SHALL NOT BE LIABLE FOR INCIDENTAL, INDIRECT, SPECIAL, FUTURE DAMAGES, OR LOST PROFITS.

THE COMPANY’S AGGREGATE LIABILITY ARISING OUT OF OR RELATING TO THE SERVICE SHALL NOT EXCEED THE TOTAL FEES PAID BY THE USER FOR THE SERVICE IN THE TWELVE (12) MONTHS IMMEDIATELY PRECEDING THE EVENT GIVING RISE TO THE CLAIM, EXCEPT IN CASES OF THE COMPANY’S WILLFUL MISCONDUCT OR GROSS NEGLIGENCE.

Article 16 (Exclusion of Anti-Social Forces)

The User and the Company represent and warrant that they are not currently Anti-Social Forces (meaning organized crime groups, organized crime group members, quasi-members of organized crime groups, companies related to organized crime groups, corporate racketeers, groups engaging in criminal activities under the pretext of social movements, or crime groups specialized in intellectual crimes, or other similar persons) and do not have any relationship with Anti-Social Forces.

If the other party determines that a party has violated the preceding paragraph, the other party may immediately terminate the Service Agreement without any demand and shall not be liable for any damages incurred by such party as a result.

Article 17 (Intellectual Property Rights)

All intellectual property rights (including copyrights, patents, utility model rights, trademark rights, design rights, and other intellectual property rights) related to the Service belong to the Company or the licensors granting licenses to the Company.

Subject to compliance with these Terms, the Company grants the User a non-exclusive right to use the Service within the scope of its own business purposes. This license does not imply a transfer of intellectual property rights related to the Service to the User.

Article 18 (Security Incidents)

If the Company becomes aware of a security incident (leakage, loss, damage, etc. of information) that may affect User Data regarding the Service, the Company shall notify the User by the method specified in Article 21 within a reasonable period.

As a response to the incident, the Company will make commercially reasonable efforts to investigate the scope of impact, implement interim measures, and consider recurrence prevention measures, but does not guarantee the results or recovery time.

The User shall reasonably cooperate with the Company to resolve security incidents.

Article 19 (User’s Responsibility and Indemnification)

The User shall resolve any claims, demands, lawsuits, etc. received from a third party (including other users) related to the use of the Service at its own responsibility and expense, and shall not cause any inconvenience to the Company. In the unlikely event that the Company receives any claim from such a third party and incurs damages (including attorney’s fees), the User shall indemnify the Company for such damages, provided that this shall not apply if such claim is due to the Company’s willful misconduct or gross negligence.

The Company shall (a) promptly notify the User of the claim (provided that failure to notify shall not relieve the User of its obligations except to the extent materially prejudiced), (b) allow the User to control the defense and settlement of the claim, and (c) reasonably cooperate at the User’s expense. The User shall not settle any claim in a manner that imposes liability or obligations on the Company without the Company’s prior written consent.

Article 20 (Measures after Termination)

If the Service Agreement is terminated, the User must immediately cease using the Service.

After termination of the Service Agreement, the Company may delete User Data stored on the server after a certain period determined by the Company (generally within 30 days) has elapsed. The Company shall not be liable for any damages incurred by the User due to the deletion of data. However, the Company may retain Usage Data and other operational logs to the extent reasonable for legitimate purposes such as legal compliance, security assurance, and dispute resolution.

The User shall export necessary data at its own responsibility by the time of termination of the Service Agreement.

Article 21 (Contact and Notification)

Inquiries regarding the Service and other contacts or notifications from the User to the Company, as well as contacts or notifications from the Company to the User, shall be made by the method prescribed by the Company (email, notification on the management dashboard, etc.).

If the Company contacts or notifies the email address or other contact information included in the Registration Information, the User shall be deemed to have received such contact or notification.

Article 22 (Changes to Terms)

The Company may modify these Terms if deemed necessary by the Company.

When modifying these Terms, the Company shall publicize the effective date and content of the modified Terms by posting on the Company’s website, notifying on the management dashboard, or by other appropriate methods such as email. In the case of changes that cause significant disadvantage to the User, such as revision of usage fees or changes in the scope of liability, the Company shall provide prior notice with a grace period of 30 days or more as much as possible.

If changes require the User’s consent under laws and regulations, the Company shall obtain the User’s consent by a prescribed method.

If the User receives the notice described in Paragraph 2 (in the case of changes causing significant disadvantage), the User may terminate the Service Agreement by the effective date of such change.

If the User uses the Service after the effective date of the modified Terms, the User shall be deemed to have agreed to the modified Terms.

Article 23 (Assignment)

The User may not assign, transfer, grant a security interest in, or otherwise dispose of its status under the Service Agreement or rights or obligations under these Terms to a third party without the prior written consent of the Company.

The Company may assign or transfer these Terms and the Service Agreement (in whole or in part) in connection with a merger, acquisition, corporate reorganization, sale of assets, or by operation of law, without the User’s consent.

Article 24 (Severability)

Even if any provision or part of these Terms is determined to be invalid or unenforceable by laws and regulations, the remaining provisions of these Terms and the remaining parts of the provisions determined to be invalid or unenforceable shall continue to be in full force and effect.

Article 25 (Governing Law and Jurisdiction)

These Terms shall be governed by and construed in accordance with the laws of Japan.

Any dispute arising out of or relating to the Service shall be subject to the exclusive jurisdiction of the Tokyo District Court as the court of first instance.

Article 26 (Export Controls and Sanctions)

The User shall comply with all applicable export control and economic sanctions laws and regulations, including those of Japan, the United States, and any other relevant jurisdictions.

The User represents and warrants that (a) neither the User nor any person acting on the User’s behalf is a restricted or denied party under applicable export control or sanctions programs, and (b) the User will not access or use the Service from, or make the Service available to, any country, region, entity, or individual subject to comprehensive sanctions or embargoes, except as authorized by applicable law.

The User shall not use the Service or User Data for any prohibited end use, including the development, design, manufacture, or production of nuclear, chemical, or biological weapons, or missile technology, or any other use prohibited by applicable export control or sanctions laws.

End