Brighton's interest was first reported by The Athletic earlier this month. Yun and winger Yang Min-heyok are seen as two of the brightest young talents in their homeland. Yun’s fellow winger joined Tottenham from Gangwon at the start of the January transfer window, and he has been loaned to Championship side Queens Park Rangers.

BBC Sport explains why the January transfer deadline is in February, and how that compares to other European leagues.

The Athletic have updated fans on their club's activity recently in this January transfer window and what could still happen in the final week of the window

The January transfer window for the Women's Super League is now closed, but that doesn't mean we've had all the deals announced. We are still waiting for official confirmation from Chelsea of their expected signing of England midfielder Keira Walsh from Barcelona.

The winter transfer window opened on January 1, 2025, and in the Premier League runs until 11pm GMT on Monday, February 3, 2025. The EFL transfer window closes at the same time. The European transfer windows all also close on February 3, 2025, though the times vary.

January 31, more often that not, marks the end of the first transfer window of the year. But that isn't the case for 2025, with the window poised to shut on February 3 instead. The reason why? Well, last year,