Cultivate, manage, or peace and child
A traditional Japanese name with various meanings depending on the kanji used. Common interpretations include 'to cultivate' or 'to manage' combined with the suffix 'ji', which can mean 'peace' or 'second child'.
Less common today
Koji isn't in the latest US Top 1000. It last peaked at #3,392 in 2025.
US births per 5-year period, 1990–present (SSA data).
Renowned Nintendo composer for Mario and Zelda series
Acclaimed Japanese actor known for 'Shall We Dance?'
Former MLB All-Star relief pitcher
Main protagonist and pilot of Mazinger Z · Mazinger Z
Olympic gold medalist in hammer throw
