| Invasion information | ||
| Range in Japan | There are records of breeding in Saitama, Tokyo, and Osaka Prefs., and occurrence in Kanagawa, Kyoto, Nara, Hyogo, and Mie Prefs. |
|
| Origin | Unknown. | |
| Date | Found in 1961 to 1981, in eastern Japan. | |
| Route | Deliberate: Escape or release of pet animal. | |
| Impact | Unknown impact. | |
| Regulation in Japan | No action for prevention, mitigation, control, or eradication. | |
| Introduced range in other countries | Hawaii, Puerto Rico, Lesser Antilles, etc. | |
| Reference | Notes |
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