That depends on what you mean by important. If you have a religion, then that will be the most important to YOU.
However if you mean by numbers of followers than the main religions are
Islam
Rites are not important in most religions and not used in most religions.
A number of religions developed out of Christianity. The most important of these is Islam.
Islam and Christianity
To find the one that is the most suitable for you.
Of course. Ethics is an important part of most religions.
Considering that religions are responsible for shaping people's worldviews, cultural contexts, values, and interactions, it is clear that religions are very important.
The main Japanese religions are Shintoism and Buddhism. Some people are also Jewish, Christian or any other religion they choose.
Three major traditions influenced the development of Islam. The most important was the monotheistic tradition of Judaism and Christianity. The next most important were the endemic Arab henotheist religions, like Rahmanists, and Arab monotheists, the Hanifs. The final group is Zoroastrianism.
Male chastity is important to many religions, as is female, for a variety of reasons. The most common reason is that it is believed, in certain religions, that there should be only one life partner, thus once a couple is married they may experience relations with one another.
China wall and Most populated country
It is not. What is important is civility.
Hindu