BASE
active EC / commerce platformBASE (Japan) is a free-to-start EC platform with strict checkout-page constraints; external ads on the storefront are limited; adult content is prohibited.
BASE is a Japanese no-code commerce platform. The Standard (free) plan has no monthly fee but the checkout page is heavily fixed; API access is limited (BASE API v1 requires approval); adult content and certain high-risk categories are prohibited by policy.
Basics
- slug
base- type
- EC / commerce platform
- status
- active
- last checked
- 2026-04-18
- official site
- https://thebase.com
- official docs
- https://help.thebase.com
Rights
→ full Rights page| Key | Value | Condition | Source | Checked |
|---|---|---|---|---|
adult_content_allowed |
no | BASE ショップ運営ガイドライン（禁止事項） | 2026-04-18 | |
commercial_use_allowed |
conditional | Permitted for most lawful commerce; prohibited categories listed in guidelines. | BASE ショップ運営ガイドライン（禁止事項） | 2026-04-18 |
Constraints
→ full Constraints page| Key | Value | Condition | Source | Checked |
|---|---|---|---|---|
api_available |
conditional | BASE API v1 requires application approval for developer access. | BASE Developers | 2026-04-18 |
checkout_customization_available |
no | Checkout UI is fixed; only storefront is customizable. | BASE 利用規約 | 2026-04-18 |
custom_domain_available |
conditional | Available on paid plan; Standard plan uses base.ec subdomain. | BASE 利用規約 | 2026-04-18 |
Primary sources
→ full Sources page-
Primary official_docs · BASE, Inc.BASE DevelopersChecked: 2026-04-18
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Primary official_docs · BASE, Inc.BASE ショップ運営ガイドライン（禁止事項）Checked: 2026-04-18
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Primary official_terms · BASE, Inc.BASE 利用規約Checked: 2026-04-18
FAQ
Q. Can I customize the BASE checkout page?
No, not meaningfully. The checkout UI is fixed by BASE; only the storefront (shop page) is customizable via templates or Apps.