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jul 31, 2020 - 1st.One

Description:

1st.One is a seven-member boy group under FirstOne Entertainment. The group debuted on July 31, 2020 with their first single You Are The One (Ttak Maja Nuh).

source → https://ppop.fandom.com/wiki/1st.One

Added to timeline:

All Idol groups & sub-units debut dates | Kpop Tpop Jpop Cpop Vpop Ppop Qpop

ByYoran
1 days ago
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Date:

jul 31, 2020
Now
~ 4 years and 10 months ago

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