Terms of Use

These Terms of Use (hereinafter "these Terms") set forth the conditions for the use of products and services provided through the online shop operated by Up One Co., Ltd. (hereinafter "we" or "the Company") (hereinafter "the Site"). By using the Site and purchasing products, customers are deemed to have agreed to these Terms and any other policies separately established by the Company.

The 7-Day Free Trial Service Terms and the Subscription Service Terms are set out following these Terms.

Article 1 (Scope of Application)

These Terms apply to all services provided through the Site, including browsing, product purchases, membership registration, inquiries, and any other services.

The returns and refund policy, privacy policy, shipping policy, notation based on the Act on Specified Commercial Transactions, and any other rules separately established by the Company on the Site shall constitute part of these Terms.

Article 2 (Formation of Sales Contracts)

A sales contract for a product shall be formed at the time the Customer places an order through the Site and the Company sends a notice of order confirmation or notification that shipping procedures have commenced.

The Company may decline to accept an order or cancel an order after it has been formed in any of the following circumstances: the product is out of stock, discontinued, or has an incorrect price displayed; there is suspected fraudulent use of a payment method; the registration information contains false statements, errors, or omissions; delivery is not possible due to an unknown address, extended absence, refusal of receipt, or similar reasons; the Company reasonably determines that the purchase is for resale, redistribution, or other commercial purposes; or the Company otherwise reasonably determines that it is inappropriate to accept the order.

Article 3 (Product Prices and Payment Methods)

The selling price of products shall be the amount displayed on the Site.

If there are any shipping fees, handling charges, or other costs to be borne by the Customer, these will be displayed on the product page or order confirmation screen.

Payment methods, timing, and conditions shall be as determined by the Company on the Site.

Article 4 (Delivery of Products)

The delivery timeframe for products shall be as displayed on the Site or as separately notified by the Company.

Delivery may be earlier or later than the displayed shipping timeframe or estimated delivery date due to weather, traffic conditions, circumstances of the shipping company, order concentration, or other unavoidable circumstances.

Article 5 (Order Changes and Cancellations)

Changes, cancellations, returns, or exchanges requested by the Customer after a sales contract has been formed shall be handled in accordance with the returns and refund policy separately established by the Company.

Order changes or cancellations after shipping preparation has commenced may not be accepted.

Article 6 (Returns, Exchanges, and Refunds)

The conditions for returns, exchanges, and refunds, including the application period, shipping cost responsibilities, and refund methods, shall be governed by the "Returns and Refund Policy" separately established by the Company.

Customers shall review the contents of the relevant policy before confirming an order.

Article 7 (7-Day Free Trial Service)

The terms and conditions, rental period, return method, extension procedures, and other details of the TERA-HEAT Ceramic Plate Bath 7-Day Free Trial Service (a service allowing Customers to use products free of charge for a set period; hereinafter "the Service") shall be governed by the "7-Day Free Trial Service Terms" separately established by the Company.

In the event of any conflict or inconsistency between these Terms and the "7-Day Free Trial Service Terms," the "7-Day Free Trial Service Terms" shall take precedence with respect to matters relating to the Service.

Customers shall use and store the product with the care of a prudent manager during the rental period. In the event of loss, damage, or soiling of the product, the Customer shall bear the cost of repair or an amount equivalent to the product price in accordance with the provisions separately established by the Company.

Article 8 (Prohibited Conduct)

Customers shall not engage in any of the following conduct when using the Site: acts that violate laws, regulations, or public order and morals; entering false or inaccurate information; placing orders or registering as a member by impersonating another person; acquiring products for resale, redistribution, auction listing, transfer, use as collateral, or other commercial purposes; unauthorized access, attacks on systems, or interference with the operation of the Site; infringement of the rights, interests, reputation, or credibility of the Company, other customers, or third parties; or any other conduct that the Company reasonably determines to be inappropriate.

Article 9 (Management of Member and Registration Information)

Customers shall maintain their registration information (including email address and password) as accurate and current, and shall not disclose, lend, transfer, or share such information with third parties.

Even if damage is caused to the Customer or a third party due to unauthorized use of a password or theft by a third party, the Company shall not be liable unless such damage is attributable to the Company's intentional misconduct or gross negligence.

Even if damage or disadvantage is caused to the Customer due to incomplete or incorrect registration information, the Company shall not be liable unless such damage is attributable to the Company's intentional misconduct or gross negligence.

Article 10 (Intellectual Property Rights)

All rights to text, images, videos, logos, trademarks, designs, product descriptions, layouts, and any other content posted on the Site belong to the Company or their respective rightful owners.

Reproduction, republication, modification, redistribution, use for sales promotion, or any other use of such content without the prior consent of the Company is prohibited.

Article 11 (Notices Regarding Product and Health Information)

Product descriptions, impressions, sensory experiences, photographs, images, reviews, comments, and other content posted on the Site are reference information provided to assist in understanding the products. Individual results and experiences may vary, and the same results or effects are not guaranteed.

The content posted on the Site is not intended for medical treatment, diagnosis, treatment of disease, or prevention of illness, and does not substitute for diagnosis, treatment, or advice by a physician or other medical professional. The Company does not guarantee any specific effects or performance beyond what is required by applicable law.

Persons falling under any of the following categories should consult a physician or specialist before using the products: those with pre-existing medical conditions or currently undergoing treatment; those who are pregnant or may be pregnant; those with concerns about their physical condition; those using a pacemaker or other medical device.

When using products, please carefully read the instruction manual, precautions, and usage instructions for each product, and use them within a range that is appropriate for your physical condition.

Article 12 (Disclaimer)

While the Company endeavors to ensure the accuracy and currency of information posted on the Site, the Company does not guarantee its completeness, accuracy, usefulness, fitness for a particular purpose, or continued availability.

The Company shall not be liable for any damage incurred by Customers arising from the use, interruption, suspension, malfunction, data loss, or unauthorized access by third parties in connection with the Site, unless such damage is attributable to the Company's intentional misconduct or gross negligence.

Even where the Company bears liability for damages to a Customer, unless attributable to the Company's intentional misconduct or gross negligence, or unless liability limitation is restricted by the Consumer Contract Act or other applicable law, the scope of liability shall be limited to an amount equivalent to the product price paid by the Customer for the relevant order.

Article 13 (Exclusion of Antisocial Forces)

Customers represent and warrant that they do not constitute, and have no relationship with, antisocial forces.

If the Company determines that a Customer has violated this provision, the Company may, without any prior notice, refuse orders, cancel contracts, or take any other necessary measures.

Article 14 (Amendment of Terms)

The Company may amend these Terms when there is a change in laws or regulations, a change in service content, an operational necessity, or other reasonable grounds.

Amended Terms shall apply from the time they are posted on the Site or from the effective date separately determined by the Company.

When making significant amendments, the Company will notify Customers clearly on the Site.

Article 15 (Handling of Personal Information)

The handling of Customers' personal information by the Company shall be governed by the "Privacy Policy" separately established by the Company.

Article 16 (Cookies and Access Analytics)

The Site may use cookies, access analytics tools such as Google Analytics, and advertising delivery services for the purposes of improving convenience, understanding usage, improving services, and delivering advertisements. Information collected through these tools does not identify individuals.

If you do not wish to allow the use of cookies, you may disable cookies through your browser settings. However, in such cases, some functions of the Site may not be available.

Article 17 (Severability)

Even if any provision of these Terms is determined to be invalid or unenforceable by a court of competent jurisdiction, the remaining provisions of these Terms shall continue to be valid and in full force and effect.

Article 18 (Governing Law and Jurisdiction)

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

In the event of any dispute arising from the use of the Site or the purchase of products, the court having jurisdiction over the location of the Company's registered head office shall be the court of exclusive jurisdiction for the first instance.

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7-Day Free Trial Service Terms

Up One Co., Ltd. (hereinafter "the Company") sets forth below the terms and conditions for the use of the "TERA-HEAT Ceramic Plate Bath 7-Day Free Trial Service" (hereinafter "the Service") provided through the online shop "tera-heat.com" (hereinafter "the Site") operated by the Company. When applying for the Service, customers are required to check the agreement box on the application form indicating their consent to these Terms. By checking the agreement box and submitting the application, customers are deemed to have read and understood all provisions of these Terms and to have agreed to them.

Article 1 (Scope and Position)

These Terms apply to all matters relating to the use of the Service. Matters not provided for in these Terms shall be governed by the "Terms of Use" separately established by the Company. In the event of any conflict or inconsistency between these Terms and the Terms of Use, these Terms shall take precedence with respect to matters relating to the Service.

Article 2 (Definitions)

The definitions of terms used in these Terms are as follows.

"Product" means the TERA-HEAT Ceramic Plate Bath unit and all accessories and parts lent to the Customer by the Company. "Customer" means an individual residing in Japan who has applied for the Service and has been approved by the Company. "Trial Period" means the period from the date the Product is lent to the Customer until the return date designated by the Company.

Article 3 (Application, Screening, and Formation of Contract)

1. Applications for the Service shall be submitted through the designated form on the Site.

2. The Company shall review the application and determine whether to approve the use of the Service. The Company may decline an application or revoke approval after it has been granted in any of the following circumstances: the application contains false statements, errors, or omissions; the applicant does not reside in Japan; the applicant or another member of the same household has previously used the Service; there is suspected subletting, resale, commercial use, or other inappropriate use; or the Company otherwise reasonably determines that approval is inappropriate.

3. The rental contract under these Terms shall be formed at the time the Company sends a notice of approval.

4. The Service is limited to one use per household.

Article 3-2 (Representations and Warranties by the Customer)

The Customer represents and warrants to the Company that the following matters are true and accurate at the time of application for the Service:

(1) All application information is true and accurate.

(2) The Service will be used solely for personal, domestic purposes.

(3) Neither the Customer nor any other member of the same household has previously used the Service.

(4) If the Customer is using a pacemaker or other medical device, the Customer has obtained prior permission from a physician.

(5) The Customer does not constitute, and has no relationship with, antisocial forces.

Article 4 (Shipping of the Product)

1. The Company shall ship the Product promptly after the rental contract is formed, subject to inventory availability. Due to inventory constraints, it may not be possible to accommodate the Customer's preferred shipping date, and the order of shipment may differ from the order in which applications were received.

2. Delivery may be delayed or changed due to weather, traffic conditions, circumstances of the shipping company, or other unavoidable reasons. Specific delivery time slots cannot be guaranteed.

3. The Company shall document the appearance and operational condition of the Product before shipping.

4. The shipping costs for delivery of the Product shall be borne by the Company.

Article 5 (Trial Period)

1. The Trial Period shall be seven (7) days. The specific start date and return date will be communicated to the Customer after the application has been confirmed.

2. If the Customer wishes to change the Trial Period due to unavoidable circumstances, the Customer must contact the Company no later than the day before the scheduled return date. Whether an extension is granted and the conditions thereof shall be determined by the Company on a case-by-case basis.

Article 6 (Conditions of Use)

1. The Customer shall use the Product solely for personal, domestic purposes within Japan.

2. The following acts are prohibited: using the Product at a sports gym, chiropractic clinic, beauty salon, osteopathic clinic, hospital, medical clinic, care facility, or similar establishment to allow third parties to use the Product for a fee (except where the Company has given prior written approval); transferring, subletting, pledging, transferring possession, or otherwise disposing of the Product to a third party; and disassembling, modifying, or dismantling the Product.

3. The Customer shall use and store the Product with the care of a prudent manager.

4. If the Customer violates any of the foregoing provisions, the Company may immediately terminate this contract without any prior notice. In such case, the Customer shall immediately return the Product and compensate the Company for all damages incurred (including the product price, repair costs, recovery costs, and attorney's fees).

Article 7 (Inspection of Product Condition)

1. The Customer shall promptly open the packaging upon receipt of the Product and check for any missing accessories or damage to the exterior. In the event of any discrepancy, the Customer shall promptly notify the Company.

2. If the Company does not receive notification from the Customer within 36 hours of the Customer receiving the Product, the Product shall be deemed to have been delivered in normal condition, and no claims regarding the exterior or accessories will be accepted thereafter. However, regardless of whether notification has been given, the Customer shall be liable for any damage to the Product caused by circumstances attributable to the Customer during the Trial Period or while in the Customer's possession, in accordance with the provisions of Article 11.

Article 8 (Return)

1. The Customer shall return the Product by the last day of the Trial Period. The Customer shall notify the Company in advance by telephone or email prior to returning the Product.

2. The shipping costs for returning the Product shall be borne by the Customer (prepaid by sender). Details regarding the return shipping method shall follow the instructions provided by the Company.

3. If the return of the Product is delayed beyond the Trial Period, the Company may charge the Customer a late return fee (calculated as: Product base price ÷ number of rental days × number of days delayed).

Article 9 (Post-Return Inspection and Assessment)

1. Upon receipt of the returned Product, the Company shall promptly inspect it and assess its condition by comparing it against the records made prior to shipping.

2. The Company shall notify the Customer of the assessment results by email. If the Customer wishes to contest the assessment, the Customer shall submit a written objection (email acceptable) to the Company within seven (7) days of receiving the notification. If no objection is submitted within this period, the Customer shall be deemed to have agreed to the assessment.

Article 10 (Transition to Purchase)

If the Customer wishes to purchase the Product during or upon expiration of the Trial Period, the Customer shall submit a purchase application through the procedures designated by the Company or on the Site. The purchase price and conditions shall be as displayed on the Site at the time of application.

Article 11 (Damage, Loss, and Theft)

1. If the Product is damaged or soiled during the Trial Period, the Customer shall immediately notify the Company by telephone or email.

2. If damage beyond ordinary wear and tear from normal use is found, the Customer shall bear an amount equivalent to the repair costs as reasonably assessed by the Company.

3. If the Product becomes irreparable or unreturnable due to disassembly, modification, or dismantling, the Customer shall compensate the Company for an amount equivalent to the list price of the Product. If the Company determines the conduct to be malicious, the Company may additionally claim damages.

4. If the Product is stolen or destroyed by fire, the Customer shall promptly obtain a theft report or disaster certificate and submit it to the Company. If the Company receives insurance proceeds, the compensation amount may be reduced, excluding the deductible.

Article 12 (Notices Regarding Health and Medical Matters)

1. The use of the Product under the Service is not intended for medical treatment, diagnosis, treatment of disease, or prevention of illness. Individual results and sensory experiences may vary, and no specific effects or results are guaranteed.

2. Customers falling under any of the following categories shall consult a physician or specialist before using the Product: those with pre-existing medical conditions or currently undergoing treatment; those who are pregnant or may be pregnant; those with concerns about their physical condition; those using a pacemaker or other medical device.

Article 13 (Disclaimer)

1. The Company shall not be liable for any damage caused to the Customer through the use of the Product, unless such damage is attributable to the Company's intentional misconduct or gross negligence.

2. The Company ships the Product after verifying its operation, but shall not be liable for any malfunction or damage arising from the Customer's usage environment or method of use, unless attributable to the Company's intentional misconduct or gross negligence.

Article 14 (Handling of Personal Information)

Personal information obtained from the Customer through the application for the Service shall be handled appropriately in accordance with the "Privacy Policy" separately established by the Company.

Article 15 (Amendment of Terms and Termination of Service)

1. The Company may amend these Terms when there is a change in laws or regulations, an operational necessity, or other reasonable grounds. Amended Terms shall apply from the time they are posted on the Site.

2. The Company may discontinue the Service due to business reasons. In such case, the Company will endeavor to provide advance notice on the Site.

Article 16 (Governing Law and Jurisdiction)

These Terms shall be governed by and construed in accordance with the laws of Japan. In the event of any dispute arising in connection with these Terms, the court having jurisdiction over the location of the Company's registered head office shall be the court of exclusive jurisdiction for the first instance.

Up One Co., Ltd. Established: June 1, 2026

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Subscription Service Terms

Article 1 (Purpose)

These Terms set forth the conditions for the subscription service for products provided by TERA-HEAT (operated by Up One Co., Ltd.; hereinafter "the Store") based on the Terms of Use (hereinafter "the Site Terms of Use") of the site "https://tera-heat.com/" (hereinafter "the Site") operated by the Store.

Article 2 (Application of Terms)

With respect to the contract between the Store and users (in these Terms, "users" refers to users of the subscription service) relating to the subscription service, by applying for the subscription service, users are deemed to have understood and agreed to these Terms and the Site Terms of Use. Matters not provided for in these Terms shall be governed by the Site Terms of Use.

Article 3 (Overview of the Subscription Service)

The subscription service is a service whereby, after completing the sign-up process once, the products registered by the user among those eligible for the subscription service as set forth in Article 4 of these Terms will be delivered on a recurring basis (on a 30-day or 45-day cycle).

1. The subscription service is a service that automatically creates orders. The Site Terms of Use shall apply to the formation of sales contracts, returns, exchanges, and other purchase-related matters.

2. The subscription service requires a minimum of three (3) purchases before cancellation is permitted. Except where the user cancels pursuant to applicable law, the subscription service cannot be cancelled until the required number of purchases has been reached.

3. Under the subscription service, sales contracts are automatically formed on an unlimited basis unless the user submits a cancellation request.

4. Except where an order was not completed due to reasons attributable to the Company, if an order is not completed for any reason—including payment failure, system failure, or any other reason—the relevant cycle shall be skipped and the user will not be able to purchase the product for that cycle. In such cases, the skipped cycle shall not count toward the number of purchases required for cancellation.

5. The subscription service subscribed to by a user may be terminated due to changes in the product supply structure, system upgrades, or other reasons at the Store's discretion. In such cases, where there are unavoidable circumstances, the Store may immediately terminate the subscription service without prior notice or notification. Even if the subscription service is terminated, payment shall be required for products that have already been shipped.

Article 4 (Eligible Products)

The products eligible for the subscription service are limited to products clearly marked as "Subscription Products" on the product detail page. The number of purchases required for cancellation is three (3).

Article 5 (Changes to Registration Information)

The following registered information provided in connection with the use of the subscription service may be changed through the member page on the Site (hereinafter "My Page") (Note 1). Changes to registration information must be made before the next order date to be reflected in the next order. (Changes may not be reflected until after the next shipment has been completed due to network conditions and other factors.)

1. Payment method (Note 2)

2. Delivery address for future orders

(Note 1) If multiple products are subscribed to, changing the address, credit card information, or other details for one product will not automatically update the same information for other products. Changes must be made separately for each product under an active subscription.

(Note 2) Payment for the subscription service is limited to credit card. Credit card information used for payment may be updated through My Page.

Article 6 (Cancellation of the Subscription Service)

The subscription service may be cancelled by contacting the Store at the contact information separately provided by the Store. Cancellation of the subscription service must be completed at least one (1) month before the next order date. If cancellation is requested after this deadline, the cancellation will take effect after the next shipment has been completed, and payment for that order will be required. Except where the user cancels pursuant to applicable law, cancellation is not permitted until three (3) purchases have been made.

Article 7 (Disclaimer)

In addition to the provisions of Article 12 of the Site Terms of Use, the Store shall bear no liability whatsoever for any indirect or consequential damages arising from the use of the subscription service.

Article 8 (Amendment of These Terms)

The Store may amend these Terms. In such cases, the Store shall announce on the Site in advance the fact that these Terms will be amended, the effective date of such amendment, and the content of the amended Terms. If the user continues to use the subscription service after the effective date of the amendment, the user shall be deemed to have agreed to the amendment, and the amended Terms shall apply to the contract between the Store and the user relating to the subscription service.

UP1 Co., Ltd. Established: June 1, 2026