PrototypeR

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Buy Credits

Add only what you need and keep your validation loop running without interruption.

Pricing is shown in JPY. Credits are prepaid and expire 1 year after last purchase or usage.

What are credits?v
  • - Credits can only be used for PrototypeR features (Step1-Step8).
  • - Credits cannot be used with external merchants, services, or apps.
  • - Cash-out, withdrawal, or transfer (including user-to-user transfer) is not allowed.
  • - Purchased credits are non-refundable except where required by law.
  • - Credits expire 1 year after the last purchase or usage.
  • - Expired credits cannot be reissued.

See Terms of Service and Privacy Policy for details.

Credit Purchase Specifications

  • - Billing currency is Japanese Yen (JPY).
  • - Displayed prices may be subject to tax treatment based on your billing region.
  • - Payment methods available are those shown on the Stripe checkout screen.
  • - Credit consumption differs by operation and mode (Light / Think).

Minimum

¥300

30 credits

Smallest charge for first-time usage.

Starter

¥500

50 credits

Good for a focused validation sprint.

Light

¥1,000

100 credits

Recommended entry for weekly experiments.

Recommended

Middle

¥3,000

350 credits

Best value for continuous validation.

High

¥10,000

1,300 credits

For multi-project operation and teams.

Recommended

Middle 350 credits