# Ong Seong-wu (옹성우) — KTRENZ entity node

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

## Identity
- Name: Ong Seong-wu
- Korean: 옹성우
- Type: member
- Debut: 2017
- External IDs: Wikidata Q30311753 · Wikipedia https://en.wikipedia.org/wiki/Ong_Seong-wu

## Member of
- Wanna One (https://ktrenz.com/artisttag/wanna-one)

## Recent official events (comeback / release)
- 2026-07-18 — release: Chilling Romance drama premiere on tvN
- 2024-07-18 — release: Osinghan Yeonae premiere on tvN
- 2024-07-11 — release: Appeared on 놀라운 토요일

## Demand signal
- Hype/demand score: 64/100 (blended Naver search + YouTube traction)

## Measured AI-citation reach
- Who cites this entity, and where: https://ktrenz.com/reach-graph/artist/ong-seong-wu

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