Here are the documents you need to apply for the Democratic Republic of Congo visa:
Proof that you have enough money to pay for your transportation, food, and other costs while in the Republic of Congo.
Your passport must be valid for at least six months after you plan to leave the Republic of Congo.
A visa application form
Two photos taken within the last six months for your passport.
A bank statement showing that you have at least $1,000 in cash on hand, or a letter from a bank confirming that you have at least $1,000 in cash on hand.
Proof that you have a room booked for at least three nights in the Republic of Congo before you arrive