View the highest/lowest earning families in The United States

Where Does The Last Name Koichi Come From? ^{nationality or country of origin}

The surname Koichi (Hindi: कोईची, Russian: Коичи) occurs in Japan more than any other country/territory. It may also be rendered in the variant forms:. For other possible spellings of Koichi click here.

How Common Is The Last Name Koichi? ^{popularity and diffusion}

The last name Koichi is the 318,950^th most common surname on a worldwide basis, borne by around 1 in 6,212,742 people. This last name occurs mostly in Asia, where 92 percent of Koichi are found; 91 percent are found in East Asia and 90 percent are found in Nippono-Asia. Koichi is also the 1,809^th most commonly used first name internationally. It is borne by 551,875 people.

The surname is most frequent in Japan, where it is held by 1,059 people, or 1 in 120,722. In Japan Koichi is mostly found in: Nagano Prefecture, where 24 percent are found, Tokyo Metropolis, where 21 percent are found and Kanagawa Prefecture, where 11 percent are found. Without taking into account Japan it is found in 19 countries. It is also common in Cameroon, where 2 percent are found and The Ivory Coast, where 2 percent are found.

Koichi Last Name Statistics ^demography

Koichi earn less than half the average income. In United States they earn 57.66% less than the national average, earning $18,268 USD per year.