Hiro is an 18 year old that has just voted for the first time. He voted for the representatives to the National Diet, which is the legislative branch of his country. He hopes representatives from his political party make up the majority, so that the prime minister will have similar views to him. Which fact supports this information?
A: Hiro is a citizen of China
B: Hiro is a citizen of Vietnam
C: Hiro is a citizen of Japan
D: Hiro is a citizen of Israel