Punch, a Japanese baby monkey known for clinging to a plush toy, is set to celebrate his first birthday on Sunday. Multiple outlets report that the animal has drawn wide attention online and has become a global sensation. Ahead of the birthday, the zoo where Punch lives is receiving fan letters from people around the world, reflecting the attention he has gained beyond Japan. The coverage notes that Punch’s distinctive behavior—carrying or clutching a plush—has contributed to his popularity and online presence. On the occasion of his first birthday, the zoo is welcoming messages from fans as it marks the milestone. The reports are focused on the celebration and the attention Punch has received, with no additional details provided about specific events, veterinary information, or a broader campaign. Overall, the sources agree that Punch’s viral fame and the fan correspondence are central to the birthday festivities.