| Invasion information | ||
| Range in Japan | Almost region. |
|
| Origin | Unknown. | |
| Date | ||
| Route | Accidental: Hitchhiking many kinds of transport. | |
| Impact | Predation against native species. harmful to agriculture . Native organism(s) affected: Crops. | |
| Regulation in Japan | No action for prevention, mitigation, control, or eradication. | |
| Introduced range in other countries | Worldwide. | |
| Reference | Notes |
|