Back Zanthoxylum piperitum Catalan Zanthoxylum piperitum CEB Zanthoxylum piperitum Spanish Pipra-koldpuu Estonian فلفل ژاپنی Persian Pippurilimopuu Finnish Zanthoxylum piperitum French Szecsuani bors Hungarian サンショウ Japanese 초피나무 Korean
| Zanthoxylum piperitum | |
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Sapindales |
| Family: | Rutaceae |
| Genus: | Zanthoxylum |
| Species: | Z. piperitum
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| Binomial name | |
| Zanthoxylum piperitum | |
Zanthoxylum piperitum, also known as Japanese pepper or Japanese prickly-ash is a deciduous aromatic spiny shrub or small tree of the citrus and rue family Rutaceae, native to Japan and Korea.
It is called sanshō (山椒) in Japan and chopi (초피) in Korea. Both the leaves and fruits (peppercorns) are used as an aromatics and flavorings in these countries. It is closely related to the Chinese Sichuan peppers, which come from plants of the same genus.