Throughout the world, Sunagawa (Sunagawa 
) is a very rare boy's forename. The given name Sunagawa is characteristic of Eastern Asia, particularly China, where it is an extremely rare masculine name. Likewise, Sunagawa is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sunagawa | Japan, China, Philippines, United States, Brazil |
| sumito sunagawa researcher |
|