Is Confucianism a religion?

Whether it belongs to religion or not depends on whether there is a god. It depends on whether there are religious factors. Common religious elements are:

Patriarch, believer, church, classics, doctrines, proselytism, etc.

Obviously, Confucianism lacks religious elements, no church and no ceremony.

However, people think that philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy of philosophy.

There are leaders, believers, churches, classics, doctrines and ceremonies.

There are many religious elements, and it is obviously an atheistic religion.

Whether it is a religion or not depends on "self-assertion" or "conformity".

But look at the "religious factor"

God does not necessarily belong to religion. For example, folk fortune tellers also believe in ghosts and gods, but that is not religion.

Atheism is not necessarily a religion. For example, the "Shunshi religion" founded by Yishedu Ashchenko Boluo is materialism.