Last name 塚一明 (塚一明 
) , all over the world, is a very rare cognomen. The last name 塚一明 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 塚一明 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 塚一明 | China |