# KOMOJU

**Canonical:** https://apis.io/providers/komoju/  
**Website:** https://en.komoju.com  
**APIs profiled:** 8

KOMOJU is a Japan-focused global payment gateway operated by Degica. Its REST API lets web and e-commerce merchants accept a wide range of local and international payment methods through one interface - credit cards, convenience store (konbini) cash payments, bank transfer, Pay-easy (ATM), and e-money / mobile wallets such as PayPay, Merpay, au PAY, Rakuten Pay, LINE Pay, Alipay, and WeChat Pay - plus a hosted checkout (Sessions), tokenization, saved customers, subscriptions, and webhook events. Base URL is https://komoju.com/api/v1 with HTTP Basic authentication using a secret or publishable API key.

## Kin Score — 36.0 / 100 (thin)

Scored 2026-08-25 under rubric 0.14.0. Trend: flat (+0.0 from 36.0).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 57.8 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 34.2 |
| Developer Ergonomics | 19.0 |
| Commercial Clarity | 39.5 |
| Access Clarity | 39.5 |

Regulatory layer — **Payments**: 18.8 (matched via tags).

## Agent readiness — 21.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | documented |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## Access

Paid · Open access — onboarding: open, pricing: paid, trial: no (confidence: high).

## APIs (8)

- **KOMOJU Barcodes API** — Konbini payment barcodes for compatible convenience-store payments.
- **KOMOJU Customers API** — Store and manage customers with saved payment details for reuse.
- **KOMOJU Events API** — Webhook events emitted by KOMOJU, queryable after the fact.
- **KOMOJU Payment Methods API** — List the payment methods available to the authenticated merchant.
- **KOMOJU Payments API** — Create, capture, refund, cancel, and query payments across all payment methods.
- **KOMOJU Sessions API** — Hosted checkout sessions that collect payment or customer details.
- **KOMOJU Subscriptions API** — Recurring payments charged against a saved customer.
- **KOMOJU Tokens API** — Tokenize payment details (short-term tokens and 3DS secure tokens).

## Agentic access (1)

- **Komoju Agentic Access** — 28 operations · 16 acting

## Security (2)

- **Komoju Authentication** — http · 1 scheme
- **Komoju Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Komoju Plans Pricing**

## Tags

Payments, Payment Gateway, Japan, Konbini, Cards, PayPay, Bank Transfer, E-Money, Checkout, Fintech

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/komoju/). Scores are computed from the provider's own public artifacts under a published rubric.