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BLACKPINK's Jisoo and actor Seo Kang-joon are currently at the center of dating rumors, which began circulating on international social media in September 2026 before spreading to Korean online communities. The primary catalyst for these rumors is their collaboration in the 2026 Netflix series, 'Monthly Boyfriend,' where they played romantic leads, sparking interest in their off-screen relationship.
Online users have cited several 'pieces of evidence' to support the dating claims, including similar Instagram profile photos, claims of both being in New York around the same time, and similar ring designs. Additionally, there were unverified online assertions that Seo Kang-joon attended a BLACKPINK concert. However, these points are based on online speculation and observations, with no official confirmation or photographic evidence directly proving a relationship. Bloggers also note Jisoo's past public relationship with actor Ahn Bo-hyun, which ended previously.
Korean bloggers emphasize that these circulating stories are purely based on fans' interpretations of public photos and schedules, rather than confirmed facts. While some fans express excitement over their
