Japan’s beloved Princess Aiko is often cheered like a pop star. During a visit to Nagasaki with Emperor Naruhito and Empress Masako, the sound of her name being screamed by well-wishers along the roads overwhelmed the cheers for her parents. As she turns 24 on Monday, her supporters want to…

Japan’s beloved Princess Aiko is often cheered like a pop star. During a visit to Nagasaki with Emperor Naruhito and Empress Masako, the sound of her name being screamed by well-wishers along the roads overwhelmed the cheers for her parents. As she turns 24 on Monday, her supporters want to change Japan's male-only succession law, which prohibits Aiko, the emperor's only child, from becoming monarch.

Japan’s beloved Princess Aiko is often cheered like a pop star. During a visit to Nagasaki with Emperor Naruhito and Empress Masako, the sound of her name being screamed by well-wishers along the roads overwhelmed the cheers for her parents. As she turns 24 on Monday, her supporters want to change Japan's male-only succession law, which prohibits Aiko, the emperor's only child, from becoming monarch.

Princess Aiko's increasing popularity is sparking discussions about changing Japan's male-only succession law.