This article explores how Japanese people express love and what it means when they say "Ai" or "Koi". It looks at the history of expressing love in Japan, different ways to express love, cultural differences in love expression, the meaning behind the words "Ai" and "Koi", other common phrases used to express love and provides FAQs. It is important to be aware of cultural differences when expressing emotions towards others so that both parties can understand each other better.