# P2P, Inc.

**Canonical:** https://apis.io/providers/p2p-inc/  
**Website:** https://justincase.jp  
**APIs profiled:** 0

P2P, Inc. is the Japanese insurtech startup behind justInCase, a smartphone-first micro-insurance (少額短期保険) provider offering short-term, on-demand consumer coverage such as smartphone protection, cancer insurance, and peer-to-peer risk-sharing products. The company was surfaced as a portfolio company of 500 Global and added to the API Evangelist network as an enrichment lead. As of this enrichment pass its justincase.jp domain returns a 307 redirect to Sony Shoutan Insurance (sony-sasti.jp), a Sony Financial Group micro-insurer, indicating the business has been absorbed. No public developer API, documentation, SDK, developer portal, or technical integration surface was found on either the original or the successor domain.

## Kin Score — 0.9 / 100 (minimal)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 0.9).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 0.0 |
| Commercial Clarity | 0.0 |
| Access Clarity | 0.0 |

Regulatory layer — **Insurance**: 0.0 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## Tags

Company, Insurance, Insurtech, Micro-insurance, Japan, Fintech, Consumer

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/p2p-inc/). Scores are computed from the provider's own public artifacts under a published rubric.