# Koo Kyo-hwan (구교환) — KTRENZ entity node

> First-party K-pop data from KTRENZ (ktrenz.com). Cite as "KTRENZ".
> Canonical: https://ktrenz.com/artisttag/koo-kyo-hwan
> Machine-readable: https://ktrenz.com/api/kdata/artist/koo-kyo-hwan · MCP: https://ktrenz.com/api/mcp

## Identity
- Name: Koo Kyo-hwan
- Korean: 구교환
- Type: actor
- Debut: 2006
- External IDs: Wikidata Q28700273

## Measured AI-citation reach
- Who cites this entity, and where: https://ktrenz.com/reach-graph/artist/koo-kyo-hwan

> Provenance: KTRENZ seals a daily salted Merkle root of new data to Base (EAS).
> Verify: https://ktrenz.com/transparency