Former DIA member Ki Hee-hyun has publicly confirmed she’s dating model Lee Sang-yoon.
On June 23, the two went Instagram-official by posting the same video and photos from their trip to Osaka, Japan. They captioned the clip, "Making memories with CCTV on our first time in Osaka," instantly drawing attention.
The video shows Ki Hee-hyun and Lee Sang-yoon holding hands while walking through the streets of Osaka. After spotting themselves on a street CCTV monitor, they beam at the camera and wave. Their easy, affectionate vibe made it crystal clear they’re a couple.
Ki Hee-hyun tagged Lee Sang-yoon’s account in the post, and he responded in the comments, writing, "I was happy," showing his affection. Beyond the video, both also uploaded photos taken at the same Osaka spots, naturally confirming their relationship. Fans quickly flooded the posts with congratulatory messages.
Born in 1995, Ki Hee-hyun debuted in 2015 as a member of DIA, serving as the group’s leader and main rapper. In 2016, she appeared on Mnet’s Produce 101, finishing 19th and gaining wider public recognition. After DIA’s activities ended, she transitioned into acting, appearing in web dramas and short-form series.
Lee Sang-yoon, a 1996-born model, rose to prominence after appearing on Channel A’s dating reality show Heart Pairing last year. During the broadcast, he faced allegations that he was seeing another woman at the time, but he refuted them as "completely false, baseless claims" and noted he was considering legal action.
With Ki Hee-hyun and Lee Sang-yoon boldly kicking off a public relationship through their Osaka photos and video, all eyes are on what the couple will do next.