History:
The surname KOI is believed to have originated in China and Japan.
The surname KOI is believed to have originated in China and Japan. In China, the surname is believed to have originated from the ancient Chinese state of Qi. In Japan, the surname is believed to have originated from the ancient Japanese province of Kōshū.
Description:
In Japan, the surname KOI is associated with the samurai class and is seen as a sign of respect and honor. It is also associated with the Buddhist tradition and is seen as a symbol of enlightenment.
In Japan, the surname KOI is often used as a suffix for a person’s name. It is also used to denote respect for a particular person or family.
The surname KOI has various spellings, including Koy, Koyi, Koyu, Koye, and Koyo.















