The Shocking Truth About IZ*ONE's YuJin And "Produce X 101" Song HyeongJun

"Produce 48" / "Produce X 101"

Age and seniority are both important aspects in the Korean culture and more so in the entertainment industry.

If you have been a K-Pop fan long enough, you would notice the younger idols calling the older ones either with 'Sunbae' or 'Hyung/Oppa' or 'Noona/Unnie'.

Not long ago on one particular online community, one netizen discovered something rather shocking about 's YuJin and Mnet "Produce X 101" Song HyeongJun who are both of them are under Starship Entertainment.

The Shocking Truth About IZ*ONE's YuJin And "Produce X 101" Song HyeongJun

IZ*ONE Twitter / Mnet

They noticed that actually YuJin is one year younger than Song HyeongJun!

The former was born in 2003 and

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