Last name Sahashi (Sahashi 
) , worldwide, is a rare cognomen. The surname Sahashi is habitual in Malaysia, where it is a very rare surname, Japan, and Indonesia. In absolute terms, it is the most numerous in Japan, Indonesia, and India. Likewise, Sahashi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sahashi | Japan, China, Indonesia, Malaysia, India |
| norio sahashi botanist |
|
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| genki sahashi researcher |
|
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| kosuke sahashi researcher |
|
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| yuki sahashi researcher (ORCID 0000-0003-2260-4166) |
|
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| hidenori sahashi researcher |
|