A Bona Fide Killer tops September 2026 K-drama brand rankings

The Korean Business Research Institute has released the September 2026 K-drama brand reputation rankings. The revenge thriller ‘A Bona Fide Killer’ secured the top position with a brand reputation index of 5,233,155.

Analysis of the drama showed a 95.24% positive reaction score. Key terms associated with the show included ‘one shot, one kill’, ‘punish’, and ‘satisfying’, with high praise directed at lead actors Kong Hyo Jin and Jung Jun Won for their ‘passionate acting’.

The top five rankings are as follows: 1. A Bona Fide Killer 2. Our Happy Days 3. A Trap Called Desire 4. Love on the Menu 5. Our Sticky Love

These rankings are calculated using big data collected between August 10 and September 10, 2026, across five metrics: consumer participation, media coverage, interaction, community awareness, and viewership.