The group has become the first K-Pop boy group in 4 years to achieve a “Rookie Grand Slam.” They become the 7th group in history to achieve this impressive feat.

What is a “Rookie Grand Slam?”

A “Rookie Grand Slam” occurs when a group wins  “Rookie of the Year” (or an equivalent award) at all all five major awards shows: Melon Music Awards, Mnet Asian Music Awards, Golden Disk Awards, GAON Chart Music Awards, and Seoul Music Awards.

Which groups have achieved this?

Only 7 groups in history have achieved a “Rookie Grand Slam.” Check out the full list below!

Groups in history have achieved a “Rookie Grand Slam.”


ZEROBASEONE (Korean: 제로베이스원; Japanese: ゼロベースワン; also shortened to ZB1) is a nine-member multinational project boy group under WAKEONE. Formed through Mnet’s reality survival show Boys Planet, they made their debut on July 10, 2023 with their first mini album Youth in the Shade.
They will be active for two and a half years on a special contract before it ends sometime in January 2026.

The meaning behind their name is “the journey of nine trainees to complete as one after debut”.

Pre-debut: Boys Planet
On December 11, 2021, Mnet announced that the male version of Girls Planet 999, titled Boys Planet, would be coming in 2022. On June 25, 2022, Mnet officially confirmed they plan to air Boys Planet in the first half of 2023. On November 28, 2022, Mnet had officially announced that Boys Planet would premiere in February 2023, with a total of 98 participants from all over the world. The first teaser was revealed during the 2022 MAMA Awards.

Boys Planet premiered on February 2, 2023 while the live finale was broadcasted on April 20, 2023, revealing the final nine members to debut the show’s project group, ZEROBASEONE; Zhang Hao ranked first overall, obtaining a center position and a solo song on their debut album, followed by Hanbin ranking second, Matthew ranked third, Ricky ranked fourth, Gunwook ranked fifth, Taerae ranked sixth, Gyuvin ranked seventh, Jiwoong ranked eighth and Yujin ranked ninth. During the live broadcast it was stated that the group would promote for two years and six months.

Following the finale, the group’s official SNS accounts were opened.

2023: Debut with Youth in the Shade, Melting Point
On April 24, WAKEONE stated that ZEROBASEONE is starting their debut preparations and are planning for a mid-2023 debut.

On April 26, it was revealed that the group is filming a reality show. On May 1, the group announced their fandom name, ZEROSE, through a live.

On May 14, the spoiler film “Youth in the Shade” was released.

On May 26, WAKEONE confirmed that the group is preparing to make their debut sometime in July. On June 7, it was announced that the group will officially debut on July 10 with their first mini album Youth in the Shade.

On August 20, a spoiler film was revealed for the group’s second mini album, set to be released in November. During the Hana Playlist concert on September 16, member Sung Han Bin revealed that ZEROBASEONE will be making their first-ever comeback on November 6. On October 5, the group released a poster for their second mini album, Melting Point.

2024: Japanese debut, first Japanese fan meeting
On November 29, 2023, it was announced that ZEROBASEONE will be making their Japanese debut in March 2024, also they will be held their first Japanese fan meeting in the same month.

On December 19, 2023, it was announced that the group will release their first Japanese single, “ゆらゆら -運命の花-” on March 20.

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