Unlike most constitutional monarchies, the Emperor is not even the nominal chief executive. The Constitution states that the Emperor "shall perform only such acts in matters of state as are provided for in the Constitution and he shall not have powers related to government." 5 It also stipulates that "the advice and approval of the Cabinet shall be required for all acts of the Emperor in matters of state".6 Article 4 also states that these duties can be delegated by the Emperor as provided for by law.
Japanese power of the Emperor is very limited. They are only work as a ceremonial figurehead. He is the symbol of the state and of the unity of the people. The power to administer the government is under the Prime Minister duty and his cabinet. Just like Malaysia and Thailand, Japan’s Prime Minister is also appointed by the Emperor after being designated by the Diet from among its members. Prime Minister is the head of the Cabinet, and he appoints and dismisses the Ministers of State.
The weakness of the constitutional monarchy in Japan is same like Malaysia. Even though the Emperor has power according to the Constitution of Japan, the Emperor does not have great power as compared to the Prime Minister. Limited powers of the Emperor seemed like the Emperor does not have a big function in the system of government. Article 7 of the Constitution of Japan claimed the duties of the Emperor which also stated that "Emperor with the advice and approval of the Cabinet”.7 That means according to the list of duties of the Emperor in Article 7, in order to perform the duties the Emperor must act in advice and approved by the Cabinet.
5 Article 4 Constitution of Japan, “The Emperor shall perform only such acts in matters of state as are provided for in this Constitution and he shall not have powers related to government. the Emperor may delegate the performance of his acts in matters of state as may be provided by law.” 6 Article 3 Constitution of Japan, “The