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Entertainment • K-pop

Zerobaseone

Zerobaseone (stylized as ZEROBASEONE or ZB1) is a South Korean boy band formed through Mnet's reality competition show Boys Planet and managed by WakeOne.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Zerobaseone (stylized as ZEROBASEONE or ZB1) is a South Korean boy band formed through Mnet's reality competition show Boys Planet and managed by WakeOne. The group debuted on July 10, 2023, with the EP Youth in the Shade. Originally a nine-member project group with a fixed contract term, by March 2026 five members remained active in the group.

Formation

Zerobaseone was created through Boys Planet, a 2023 Mnet reality competition series. The group name is associated with the journey from 'zero' to 'one,' reflecting the trainees' path to debut.

Debut and releases

The group debuted in July 2023 with the EP Youth in the Shade. Its debut was a major commercial success, and later releases also charted strongly according to music database and discography sources.

Membership

The original lineup consisted of nine members from South Korea and China. According to the available 2026 source, the group later continued as a five-member act after four members left in March 2026 when their contracts expired.

Commercial reception

Available sources describe Zerobaseone as one of the notable fifth-generation K-pop acts, with strong album sales and chart performance from its debut onward. Its releases have been reported to achieve multi-million sales totals across the group's discography.

Key facts

  • Formed through Mnet's survival show Boys Planet.
  • Debuted on July 10, 2023, with the EP Youth in the Shade.
  • Originally a nine-member project group with a fixed contract term.
  • By March 2026, four members had left, leaving five active members.
  • The debut release reached number one on South Korea's Circle Album Chart and sold over two million units.
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Canadian context

Zerobaseone is relevant to Canadian K-pop audiences through international streaming, album sales, and touring activity, although no Canada-specific source was provided in the search results.

Frequently asked questions

What is Zerobaseone?
Zerobaseone is a South Korean boy band formed through Mnet's Boys Planet and managed by WakeOne.
When did Zerobaseone debut?
The group debuted on July 10, 2023, with the EP Youth in the Shade.
How many members did Zerobaseone originally have?
The group originally had nine members.
How many members were active in 2026?
A 2026 source states that five members remained active after four members left in March 2026.
What does the name Zerobaseone mean?
Sources describe the name as referring to the journey from zero to one, symbolizing trainees becoming one group after debut.
Which show formed Zerobaseone?
The group was formed through Mnet's reality competition show Boys Planet.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Zerobaseone
    Supports: Formation through Boys Planet, debut date, management, original and later membership, commercial performance.
  2. WakeOne — https://wake-one.com/en/artists/zerobaseone/
    Supports: Official agency description and name meaning.
  3. Wikipedia — https://en.wikipedia.org/wiki/Zerobaseone_discography
    Supports: Discography totals, sales, and chart performance.