Specified Commercial Transactions Act Disclosure

Tech Knowledge Base, Inc. (株式会社Tech Knowledge Base)

CEO Shota Nagafuchi (代表取締役 永淵 翔大)

665 Otsu-cho, Nakagyo-ku
Kyoto 604-0885, Japan

info@tkbase.co.jp

As listed on each service page (prices include tax)

Internet connection fees and other costs necessary for internet access are borne by the customer. Internet connection costs vary depending on the customer's service contract.

Credit card payment and other methods designated by the Company

For credit card payments, payment is processed at the time of application. For monthly subscriptions, payments are automatically renewed each month based on the initial payment date.

The service is available immediately after payment is completed.

You can start the service by submitting a subscription request through the system.

This is a monthly service. Monthly fees begin from the month of subscription and are billed on the 1st of each subsequent month. The applicable tax rate is that in effect at the time of renewal on the 1st of each month.

This is a monthly service. Monthly fees begin from the month of subscription and are billed on the 1st of each subsequent month. For credit card payments, the debit date varies by credit card company.

The service is available for use as soon as registration is complete.

Cancellation can be done at any time from the account management page. After cancellation, no charges will be incurred after the next renewal date.

Withdrawal is available via the withdrawal button in the system. If you withdraw during a billing period, access will cease on the day of withdrawal. You will be charged for one full month including the cancellation date.

Due to the nature of digital services, refunds are generally not available after the service has been provided.

Due to the nature of the product, returns are not applicable.

Recommended system requirements are listed on each service page.