Family name Ri-Kiwataru (Ri-Kiwataru 
) , in the entire world, is an extremely rare surname. Much more prevalently, Ri-Kiwataru is the forename as well as the last name. Parts of the name also exists independently as a last name Ri, and a first name Kiwataru.
| VARIANT | COUNTRY |
|---|---|
| Ri-Kiwataru | Japan |