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Specified Commercial Transactions Act Notice

Last updated: March 14, 2026

Seller

BP Inc.

Representative

Disclosed without delay upon request where required.

Address

Disclosed without delay upon request where required.

Contact

  • Email: contact@bp-inc.jp
  • Contact form: https://musicroom.vercel.app/contact
  • Phone number: Disclosed without delay upon request where required.

Sales price

  • Free plan: free
  • Plus plan: JPY 480 per month or USD 3.99 per month

(the final currency and price shown at checkout apply)

  • Pro plan: JPY 1,280 per month or USD 9.99 per month

(the final currency and price shown at checkout apply)

Free trial

The Plus plan may include a 14-day free trial when displayed at checkout.

If a trial applies, billing begins after the trial period ends under the terms shown at checkout.

Additional costs

Internet access charges, mobile data charges, and any fees associated with your payment method are your responsibility.

Payment methods

Credit cards and other payment methods made available through Stripe

Timing of payment

For paid plans, billing starts when you complete checkout and renews automatically according to your Stripe subscription terms.

For plans with a free trial, billing begins after the trial ends.

Timing of service provision

Access is available immediately after successful checkout or trial enrollment.

Returns / cancellation

Because the Service is a digital service, purchases are generally non-refundable once completed.

You may cancel before the next billing date to stop future renewals.

Prorated refunds are not provided for mid-cycle cancellation.

Recommended environment

  • Latest version of Google Chrome
  • Latest version of Safari
  • Latest version of Firefox
  • Stable internet connection