Family name ヒサイチ (ヒサイチ 
) , globally, is a very rare cognomen. The family name ヒサイチ is characteristic of Eastern Asia, particularly Japan, where it is a very rare surname. Likewise, ヒサイチ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ヒサイチ | Japan |