| Invasion information |
| Range in Japan |
Almost entire Japan including several islands. |
|
| Origin |
Unknown. |
| Date |
6C or earlier. Records of wild population were since late 19C. |
| Route |
Deliberate: For a religious ceremony (release of living animal). For food. |
| Impact |
In foreign countries, competitive with native birds for food and nesting site. Fecal pollution. Agricultural damage. Bird strike to airplanes, trains, etc. Transmitting cryptococcosis, parrot fever, etc. Native organism(s) affected: Native birds, crops, human, etc. |
| Regulation in Japan |
No action for prevention, mitigation, control, or eradication. |
| Introduced range in other countries |
Worldwide. South Korea, SE Asia, Europe, Africa, Australia, New Zealand, North America, Latin America, Etc. |