the U.S.‐Japan Security Treaty
The Japan-US Security Treaty refers to "mutual cooperation and security treaty between Japan and the United States" made on January 19, 1960.

It consists of the preamble and the body of ten items and it mainly describes the stationing of the US forces in Japan and the cooperation of security of Japan and the United States. In Article 5, when armed attack on Japan was done, the United States It is written that Japan will be defended by judgment at that time. It is argued to what extent Japan can expect Japan to defend America and whether it is correct that Japan, which wishes to abolish nuclear weapons, is protected by the nuclear deterrence of the United States.

Mr. Donald Trump, who is the next president (scheduled for January 20, 2017) said that during the election the current Japan-U.S. Security is disadvantageous to the United States.

Promulgation
Keep it in a condition that all common people can know new legislation that has been established.

Signing
In the event that the content of treaties, agreements, etc. is confirmed, the representative of the relevant party concerned shall sign the official document.

The Constitution of Japan
It is Japan's constitution and it is the one with the highest priority among the laws such as laws in Japan. For details About the Constitution of Japan.

1. I understood that the United States was active in returning Japan to the international community and was very friendly to Japan.
2. It turned out that the United States left a major problem (such as territorial issue) for Japan, but left it in Japan.