Hwa Sa has generated a new wave of discussions in various Korean online communities due to her daring choice of outfits. Throughout her career, the K-pop artist has often been at the center of debates regarding her attire and behavior, which many Korean internet users perceive as provocative. Criticism has been directed at Hwa Sa for her sexually suggestive performances and bold clothing, particularly because her fan base includes young girls.

Recently, Hwa Sa embarked on her North American 'TWITS' live tour from March to April 2025, visiting 11 cities such as Los Angeles, Seattle, and Dallas. Despite receiving enthusiastic responses from international fans, her bold outfits caught the attention of Korean netizens after images and videos from her tour surfaced online.

Some Korean netizens expressed concerns about her fashion choices, while others defended her, creating a mix of reactions online. Debates among Korean internet users included comments on Hwa Sa's appearance, with some calling her outfits inappropriate and others finding her style alluring. Despite various opinions, some netizens criticized those who resorted to negative and derogatory comments towards the artist. The discussions also delved into rumors regarding potential cosmetic procedures, demonstrating the varied reactions to Hwa Sa's fashion and performances.