This article explores the cultural significance of saying "hi" in Japan and its history. It discusses common greetings used, the meaning behind the greeting, its cultural significance and etiquette guidelines when saying hi. It is important to show respect and humility when greeting others in Japanese culture, which is often done by bowing or saying “hi” with a smile. Saying hi is seen as an important part of maintaining good relationships between individuals and conveys respect for others while also showing humility and politeness on the part of the speaker. Understanding why Japanese people say "hi" can help foreign visitors feel more comfortable interacting with locals during their stay in Japan while also building strong relationships based on mutual understanding and respect.