For decades, Tokyo’s Ueno Zoo has been a place where children squealed, grandparents queued, and a surprising number of adults wore panda-themed hats without shame. But this week, that era ended. Japan has sent its last two giant pandas, four-year-old twins Xiao Xiao and Lei Lei, back to China, leaving the country panda-less for the first time in over 50 years. The farewell was part nostalgic blockbuster, part geopolitical footnote, and very much the end of an emotional chapter.

