---
title: "ZEROBASEONE (제로베이스원)"
url: https://coolkpop.com/artists/zerobaseone
as_of: 2026-10-30
---

# ZEROBASEONE (제로베이스원)

Originally formed on Mnet’s Boys Planet and debuted as K-pop’s first debut-million-seller 5th-gen boy group. Reorganized in April 2026 as a permanent 5-member roster under WAKEONE, launching a new chapter with 6th EP Ascend-.

| Field | Value |
| --- | --- |
| Category | Boy Group |
| Generation | 5th |
| Debut | 2023-07-10 |
| Agency | WAKEONE |
| Fandom | ZEROSE |
| Status | Following a 2-month extension through March 2026 of their initial Boys Planet project contract, 5 members (Sung Han-bin, Kim Ji-woong, Seok Matthew, Kim Tae-rae, Park Gun-wook) continued under WAKEONE as ZEROBASEONE (releasing 6th EP Ascend- in May 2026), while Zhang Hao, Ricky, Kim Gyu-vin & Han Yu-jin returned to Yuehua. |
| Self-producing | No |

Official links: [youtube](https://www.youtube.com/@ZEROBASEONE), [x](https://x.com/ZB1_official), [instagram](https://www.instagram.com/zb1official/), [website](https://wake-one.com/).

Source: [WAKEONE Official Reorganization Notice & Ascend- Credits (2026)](https://wake-one.com/). Type: Official Source Cited. Recorded: 2026-10-30.

## Members

| Name | Korean | Born | Nationality | Positions | Status | Profile |
| --- | --- | --- | --- | --- | --- | --- |
| Kim Ji-woong | 김지웅 | 1998-12-14 | South Korean | Vocalist, Rapper, Visual | active | [Open](https://coolkpop.com/idols/zerobaseone-kim-ji-woong) |
| Sung Han-bin | 성한빈 | 2001-06-13 | South Korean | Leader, Main Dancer, Vocalist | active | [Open](https://coolkpop.com/idols/zerobaseone-sung-han-bin) |
| Seok Matthew | 석매튜 | 2002-05-28 | Canadian | Lead Vocalist, Dancer | active | [Open](https://coolkpop.com/idols/zerobaseone-seok-matthew) |
| Kim Tae-rae | 김태래 | 2002-07-14 | South Korean | Main Vocalist | active | [Open](https://coolkpop.com/idols/zerobaseone-kim-tae-rae) |
| Park Gun-wook | 박건욱 | 2005-01-10 | South Korean | Main Rapper, Dancer, Vocalist, Maknae | active | [Open](https://coolkpop.com/idols/zerobaseone-park-gun-wook) |

## Where to start

- [In Bloom](https://www.youtube.com/results?search_query=ZEROBASEONE%20In%20Bloom%20MV) (2023, Title Track): Drum-and-bass debut interpolating A-ha’s "Take On Me" that kicked off 5th-gen boy group mania.
- [GOOD SO BAD](https://www.youtube.com/results?search_query=ZEROBASEONE%20GOOD%20SO%20BAD%20MV) (2024, Title Track): Sweeping synth-pop anthem written by Kenzie showcasing ZB1’s bright vocal layering.
- [Top 5](https://www.youtube.com/results?search_query=ZEROBASEONE%20Top%205%20Ascend%20MV) (2026, Title Track): Lead single of May 2026 6th EP Ascend- introducing ZEROBASEONE’s reorganized 5-member era.