International business negotiation is a process of problem solving between both parties based on their benefits. It becomes more and more important to know how to communicate with each party during business negotiation. When negotiating in an international background, we should take so many things into consideration. I think the most important thing is ‘Culture”. International business negotiation can be called intercultural business negotiation. In this study, we are going to talk about how “Culture” can influence international business negotiation.