WJSN’s Dayoung has released her first collaboration single, ‘FLIRTY,’ featuring Jay Park.

Dayoung has opened a new chapter in her solo activities with ‘FLIRTY’, a collaboration single featuring Jay Park. Released on August 4 at 6 p.m. KST, the song pairs the WJSN member with one of Korean pop and R&B’s most recognizable voices for a lively track centered on the rush of a budding romance.
The release is particularly notable because it is Dayoung’s first official collaboration single. Rather than simply stepping into a featured-vocal format, she also took part in the song’s writing and composition, giving the project a more direct connection to her own musical point of view. It presents a compact, artist-led statement at a moment when collaborations increasingly help performers reach beyond their usual group or solo formats.
A bright pop track with a relaxed groove
‘FLIRTY’ is built as a pop song, but its arrangement draws from several complementary textures. Guitar-driven passages, buoyant rhythms and vivid melodies keep the track moving with an easy, summer-ready lift. R&B and reggae influences add a looser swing beneath the polished pop surface, creating space for both singers’ distinct delivery.
The musical choices support the song’s central feeling: the excitement that comes when a new connection begins to feel possible. It is a confident mood rather than a dramatic one, with the track leaning into playful anticipation and an unhurried sense of charm. That balance gives the single a different color from a conventional high-energy dance release while retaining a clean, accessible pop appeal.
Jay Park’s appearance adds another layer to the record. His established presence in Korean hip-hop and R&B makes him a natural fit for a production that moves between pop brightness and groove-led phrasing. The collaboration lets the song shift in texture without losing its focus on Dayoung’s vocal identity.
Dayoung takes a more hands-on role
For Dayoung, the songwriting and composition credits are an important part of the release. Participation behind the scenes can offer an artist room to shape not only the sound of a song but also the emotional tone that reaches listeners. In ‘FLIRTY,’ that involvement aligns closely with the single’s self-assured perspective.
The theme of early romance is familiar territory in pop music, yet the track frames it through confidence instead of uncertainty. Its narrator is drawn to the thrill of attraction and willing to enjoy it. The result is a song that treats flirtation as a moment of energy and possibility, rather than a pause before a heavier confession.
The accompanying music video extends that approach with a stylish visual companion for the single. Its release gives the collaboration a complete presentation, pairing the track’s rhythm and melodic color with imagery designed around its playful atmosphere. The video also puts the two performers’ contrasting personas into the same pop setting.
A focused addition to the summer release calendar
Arriving in early August, ‘FLIRTY’ joins a season often shaped by bright hooks and warm-weather playlists, but it avoids relying solely on maximal production. The guitar, groove and melodic emphasis make its appeal more relaxed, while the collaboration gives it an extra point of interest for fans of both artists.
The single also offers a concise example of how cross-genre partnerships can work within K-pop’s broader release landscape. Dayoung brings an idol-pop sensibility and a personal creative contribution; Jay Park contributes a vocal color closely associated with R&B and hip-hop. Together, those elements meet in a track that stays light on its feet.
With ‘FLIRTY,’ Dayoung introduces her first collaboration single through a song that is polished, upbeat and deliberately self-possessed. The release gives listeners a new side of her artistry while placing the simple exhilaration of a new romantic spark at the center of the story.



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