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Terms of Service

Terms and conditions for using Totsugo
Last updated: January 31, 2026

Section 01

Introduction

These Terms of Service ("Terms") govern your use of Totsugo ("Service") provided by Leach Inc. ("Company", "we", "us", or "our").

Please read these Terms carefully before using the Service. By accessing or using the Service, you agree to be bound by these Terms.

Section 02

Service Description

Totsugo is an AI-powered document management and chat system. Key features include:

  • Document upload and management
  • AI-powered document analysis and data extraction
  • Intelligent chat interface
  • Workflow automation
  • Third-party service integrations

We reserve the right to modify, add, or remove features and specifications of the Service at any time without prior notice.

Section 03

User Account

Account Creation

You must create an account to use the Service. You agree to provide accurate and current information when creating your account.

Account Security

You are responsible for maintaining the confidentiality of your account credentials and for all activities that occur under your account. Do not share your credentials with third parties.

Account Suspension and Termination

We reserve the right to suspend or terminate your account if you violate these Terms or for any other legitimate reason.

Section 04

Fees and Payment

Pricing

The Service offers both free and paid plans. Please refer to our pricing page for details on each plan and associated fees.

Billing and Renewal

Paid plans are billed on a monthly or annual basis. Subscriptions will automatically renew unless cancelled.

Refund Policy

Fees paid are generally non-refundable, except as required by applicable law.

Section 05

Prohibited Activities

You agree not to engage in any of the following activities:

  • Transmitting content that is unlawful, harmful, threatening, abusive, harassing, defamatory, vulgar, obscene, invasive of privacy, hateful, or otherwise objectionable
  • Attempting to circumvent or disable security features of the Service
  • Placing excessive load on the Service
  • Infringing on intellectual property rights of the Company or third parties
  • Unauthorized data collection or scraping through the Service
  • Impersonating other users
  • Interfering with the operation of the Service
Section 06

User Content

Content Ownership

You retain ownership of any content you upload, post, transmit, or display through the Service ("User Content").

License Grant

By submitting User Content, you grant us and our service providers a worldwide, non-exclusive, royalty-free, sublicensable license to use, reproduce, modify, distribute, display, and perform your User Content for the purpose of providing, improving, and promoting the Service.

Content Responsibility

You represent and warrant that your User Content does not infringe any third-party rights, including copyright, trademark, privacy, or other rights. We are not responsible for the content of User Content.

Content Removal

We reserve the right to remove any User Content that violates these Terms or that we deem inappropriate.

Section 07

Intellectual Property

Our Intellectual Property

The Service and all content, features, and software (including designs, text, graphics, images, video, information, applications, software, music, sound, and other files, and their selection and arrangement) are owned by us or our licensors and are protected by copyright, trademark, patent, trade secret, and other intellectual property and proprietary rights laws.

Use Restrictions

You may not reproduce, modify, distribute, display, perform, publish, license, create derivative works from, sell, or transfer any content from the Service without our prior written permission.

Trademarks

Totsugo, our logos, and other trademarks, service marks, graphics, and logos are our trademarks or registered trademarks. You may not use these trademarks without our prior written permission.

Section 08

Third-Party Services

Integrated Services

The Service provides features that integrate with email services, chat services, payment services, and other third-party services ("Integrated Services").

Use of Integrated Services

To use Integrated Services, you must agree to their terms of service and provide necessary authentication credentials. Use of Integrated Services is at your own risk.

Integrated Services Responsibility

We are not responsible for the availability, functionality, security, or content of Integrated Services. Please contact the provider of the Integrated Service directly regarding any issues.

Data Sharing

When using Integrated Services, your data may be transmitted to such services. Please review the privacy policies and data handling practices of Integrated Service providers.

Section 09

Subscription Details

Plan Changes

You may change or cancel your plan at any time. Plan changes will take effect at the start of your next billing cycle.

Cancellation

If you cancel your subscription, you may continue to use the Service until the end of your current billing period. Automatic renewal will not occur after cancellation.

Price Changes

We reserve the right to change prices at any time. Continued use of the Service after such changes constitutes acceptance of the new prices.

Plan Content Changes

We reserve the right to modify the features, storage capacity, processing limits, and other service offerings of each plan at any time. Continued use of the Service after such changes constitutes acceptance of the modified plan content.

Usage Limits and Quotas

Each plan has limits on available features, storage capacity, and processing volume. Exceeding these limits may result in additional charges or temporary service restrictions.

Section 10

Data Retention and Deletion

Data Retention

We retain your data for as long as necessary to provide the Service. If you delete your account, we will delete your data within a reasonable period.

Data Deletion

You may request deletion of your data through your account settings. However, some data may be retained if required by law, for dispute resolution, or for Service operation.

Backups

Deleted data may remain in our backup systems for a period of time. Complete deletion may take up to 90 days.

Section 11

Service Suspension and Termination

Termination by You

You may terminate your use of the Service at any time by deleting your account.

Termination by Us

We reserve the right to suspend or terminate your account in the following cases:

  • Violation of these Terms
  • Illegal activities
  • Extended account inactivity
  • Other reasons we deem legitimate

Service Discontinuation

We reserve the right to discontinue the Service entirely with 30 days' prior notice. We will provide an opportunity to export your data before discontinuation.

Section 12

Disclaimer

Service Provision

The Service is provided "as is". We do not guarantee that the Service will operate uninterrupted, error-free, or securely.

AI Output Accuracy

AI-generated outputs from the Service are for reference purposes only. We do not guarantee their accuracy, completeness, or usefulness. Always verify important decisions with human review. We are not liable for any damages arising from decisions based on AI outputs.

Workflow Automation Responsibility

You are ultimately responsible for actions executed by the Service's workflow automation features (email sending, data updates, notifications, etc.). You are responsible for configuring, testing, and monitoring workflows.

Limitation of Liability

To the maximum extent permitted by law, we shall not be liable for any direct, indirect, incidental, special, punitive, or consequential damages arising from the use or inability to use the Service. Our total liability shall not exceed the total fees you have paid to us in the past 12 months.

Section 13

Governing Law and Jurisdiction

Governing Law

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

Jurisdiction

Any disputes arising from or relating to these Terms shall be subject to the exclusive jurisdiction of the Tokyo District Court as the court of first instance.

International Use

While the Service is accessible from outside Japan, these Terms are governed by Japanese law. If you use the Service from outside Japan, you are responsible for ensuring compliance with local laws.

Section 14

Miscellaneous

Modification of Terms

We reserve the right to modify these Terms at any time. If there are material changes, we will notify you through the Service or by email. Continued use of the Service after changes constitutes acceptance of the modified Terms.

Entire Agreement

These Terms constitute the entire agreement between you and us regarding the Service and supersede all prior agreements.

Severability

If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions shall remain in full force and effect.

Assignment

You may not assign your rights or obligations under these Terms without our prior written consent. We may assign these Terms in connection with a merger, acquisition, or sale of assets.

Notices

Notices under these Terms may be provided through the Service, by email, or in writing.

Section 15

Contact Information

Contact

For questions or inquiries regarding these Terms, please contact us at:

Leach Inc.

9F, Fudanotsuji Square
5-36-4 Shiba, Minato-ku, Tokyo 108-0014, Japan

Website: https://leach.co.jp

Contact Form: https://forms.gle/Putud7QU1JYsHp3M7