Family name Toshikazu (Toshikazu 
, トシカズ , Тошиказу 
) , around the globe, is a common surname. The cognomen Toshikazu is habitual in Japan, where it is quite a rare surname, Spain, where it is a very rare surname, and China. Much less frequently, Toshikazu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Toshikazu | Singapore, Brazil, Japan, United States, China |
| トシカズ | Japan |
| Тошиказу | Russia |