Origin and History of KOSHI

History:

Koshi is a Japanese surname. It is derived from the Japanese word for “river” (koshi).
The Koshi surname is believed to have originated in the 12th century, when a samurai named Koshi Kiyomori was given the surname by the emperor. Kiyomori was a powerful military leader and one of the most influential figures in Japanese history.

Description:

Koshi families traditionally have strong ties to their local communities, and many members of the Koshi surname have achieved great success in business and politics. The Koshi surname is also associated with the ancient samurai code of honor, known as bushido.
Koshi families often celebrate their ancestors’ achievements with a traditional ceremony known as a kamidana. During this ceremony, the family’s ancestors are remembered and honored.
Koshi is sometimes spelled Koshiyama or Koshiyomi.