The entering of six year old Prince Hiro in primary school is made an occasion for a film record in Tokyo. The child is the grandson of Emperor Hirohito and second in line for the Japanese throne. A large room holding many children their average age is 6 years old. One of the children is Prince Hiro grandson of Emperor Hirohito. He is second in line to inherit the Japanese throne. All the children bow. Prince Hiro. (He's a cute little guy). (His Imperial Highness The Crown Prince Naruhito of Japan, titled Prince Hiro)