Surname オノサト (Toshinobu 
, オノサト ) , around the world, is a rare family name. The cognomen オノサト is characteristic of Japan, where it is a rare surname, Singapore, where it is a very rare surname, and China. Much more prevalently, オノサト is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Toshinobu | Brazil, Singapore, China, United States, Japan |
| オノサト | Japan |