Princess Kako of Japan marked a special milestone today, celebrating her 31st birthday on December 29, 2025. As the second daughter of Crown Prince Fumihito and Crown Princess Kiko, and a beloved member of Japan’s Imperial Family, Princess Kako has become known for her dedication to public service and cultural engagement.
At 31, the princess is reflecting deeply on global peace and the importance of remembering history. With this year marking the 80th anniversary of Japan’s surrender in World War II, she has expressed a renewed wish for peace and understanding across the world. According to the Imperial Household Agency, Princess Kako’s experiences visiting exhibitions on war devastation and memorial sites such as Hiroshima have strengthened her desire to promote compassion and harmony.
Throughout the year, Princess Kako has maintained a busy schedule of public duties both at home and abroad. She participated in numerous events, including supporting disaster recovery efforts in regions like Ishikawa, attending cultural exhibitions, and taking part in international engagements designed to foster goodwill and cooperation. In June, she represented Japan on a visit to Brazil celebrating 130 years of diplomatic ties between the two countries.
Princess Kako’s role within the Imperial Family continues to evolve as she takes on responsibilities that underscore her commitment to societal well-being. From traditional cultural support to environmentally focused activities and youth engagement, her public life reflects a blend of service and personal conviction.
On this special day, well-wishers across Japan and beyond are celebrating Princess Kako’s ongoing contributions and her heartfelt message for a peaceful future. May her 31st year be filled with continued service, meaningful connections, and the fulfillment of her hopes for a more harmonious world.
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Link to the article: By YASUHIKO SHIMA/ Senior Staff Writer









