| Invasion information |
| Range in Japan |
Central to western Japan and adjacent islands (Awajishima Is.; Dogo, Oki Islands; Tsushima), Amamioshima Is.. |
|
| Origin |
Continental China |
| Date |
The oldest record in Japan was in 1873 (possibly at Nagasaki). The first record in Tsushima was in early 1990s, and in Dogo, Oki Islands was in 2009. |
| Route |
Accidental: Hitchhiking on imported ramie (Boehmeria nivea, a fiber crop). |
| Impact |
Competition with native insects. Predation on plants. Native organism(s) affected: Urticaceae plants (predation) and insects commensal on those plants (competition). |
| Regulation in Japan |
Family Cerambycidae is desgnated as a Quarantine Pest (the Plant Protection Law). |
| Introduced range in other countries |
Unknown. |