---
title: "HORIUCHI ATSUSHI — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6bf6f5ea-c86d-5542-bc4d-dc8b8da732dc
json: https://whiteintel.dev/api/public/dossier/6bf6f5ea-c86d-5542-bc4d-dc8b8da732dc
identifier: sec:0001428021
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HORIUCHI ATSUSHI

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001428021`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6bf6f5ea-c86d-5542-bc4d-dc8b8da732dc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6bf6f5ea-c86d-5542-bc4d-dc8b8da732dc  

## Ownership & control

### Holdings / subsidiaries

- **OPNEXT INC** (officer) — https://whiteintel.dev/entity/2896c8fb-ec9f-5611-a8c0-dcce4cda4cdc

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HORIUCHI ATSUSHI**. Human view: https://whiteintel.dev/entity/6bf6f5ea-c86d-5542-bc4d-dc8b8da732dc · Structured JSON: https://whiteintel.dev/api/public/dossier/6bf6f5ea-c86d-5542-bc4d-dc8b8da732dc._

_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"._