

Hyunjun (SMTR25)
Hyunjun (현준) is part of SM Entertainment's public trainee team SMTR25, a pre-debut unit built to test star power in public rather than behind closed practice-room walls. Born on February 12, 2006, he emerged through the company's 2025 trainee rollout before gaining wider visibility as part of Reply High School, the Mnet reality format that turned SM's next-boy-group search into an episodic watch.
That setup matters because Hyunjun is not being introduced through a single teaser image. He is coming up through recurring content, character exposure, and music tied directly to the show's world. The April 2026 OST single We Go Up gave him a formal release credit, while the series itself positioned him inside SM's larger rookie pipeline at a moment when every new trainee reveal is being dissected in real time by fandom.
For HITKULTR readers, the appeal is obvious. Hyunjun sits at the intersection of old-school SM trainee mystique and a more open, content-heavy launch strategy. If he makes the final debut cut, the groundwork was laid here first, through Mnet, SMTR25, and the early performance narrative that made him one of the names fans started tracking before an official group name even existed.
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