Jin has been appointed as the Global Ambassador for Lucido-L, a Japanese haircare company, starting in September 2025. He is featured in their advertisement film and posters as part of the partnership.

Jin was appointed as the global brand ambassador for Ottogi Jin Ramen in February 2025, featured in a new global campaign that includes an updated packaging and a promotional video.

Jin was announced as the first global brand ambassador for FRED Jewelry on July 8, emphasizing shared values and optimism.

Jin was appointed as the new global ambassador for Laneige, a global beauty brand known for its innovative skincare solutions, in September 2024.