---
title: "MATSUMOTO OKI — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6c35b846-fd8f-5e15-bcec-83293b8fdc19
json: https://whiteintel.dev/api/public/dossier/6c35b846-fd8f-5e15-bcec-83293b8fdc19
identifier: sec:0001522658
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MATSUMOTO OKI

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001522658`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6c35b846-fd8f-5e15-bcec-83293b8fdc19  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6c35b846-fd8f-5e15-bcec-83293b8fdc19  

## Ownership & control

### Holdings / subsidiaries

- **Mastercard Inc** (director) — https://whiteintel.dev/entity/7e01886f-3e72-5b9d-ab4f-9544f3abb04c
- **COINCHECK GROUP B.V.** (director) — https://whiteintel.dev/entity/a40c15f6-2d73-5b9f-9738-1bf54edb2cd1
- **ONLINETRADING COM GROUP INC** (director) — https://whiteintel.dev/entity/e6a1ca97-5e4f-5844-990a-edbd6660df45

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MATSUMOTO OKI**. Human view: https://whiteintel.dev/entity/6c35b846-fd8f-5e15-bcec-83293b8fdc19 · Structured JSON: https://whiteintel.dev/api/public/dossier/6c35b846-fd8f-5e15-bcec-83293b8fdc19._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._