List of Alien Species in Japan -- NIES Invasive Species of Japan

Status	Est	Established in Japan
	?	Ambiguous
	Past	Formerly established in Japan

Laws	IS	Controled as Invasive Alien Species (the Invasive Alien Species Act)
	US	Controled as Uncategrized Alien Species (the Invasive Alien Species Act)
	LC	Controled by local regulations

Alert lists

100W

100 of the World's Worst Invasive Alien Species

100J

100 of the Japan's Worst Invasive Alien Species

Reptiles & Amphibians (provisional list)

Species name	Status	Legal control	Alert	Notes	References	Top
Chelydra serpentina	Est	ISLC	100J		[1],[2],[45]
Macrochelys temminckii	?	LC			[1]
Cuora flavomarginata flavomarginata	Est				[1],[2],[45]
Cuora flavomarginata evelynae	Est			Introduced to Okinawa Island	[1],[2],[45]
Chinemys reevesii	Est				[1],[45]
Mauremys mutica mutica	Est				[1],[2],[45]
Mauremys mutica kami	Est				[2]
Trachemys scripta elegans	Est	LC	100W100J		[1],[2],[45]
Pelodiscus sinensis subspp.	Est			Distributed endemic subspecies in Japan	[1],[2],[45]
Japalura polygonata polygonata	Est			Introduced to southern Kyushu	[16],[17]
Japalura swinhonis	Est				[15]
Anolis carolinensis	Est	IS	100J		[1],[2],[45]
Iguana iguana	Est				[1]
Plestiodon japonicus	Est			Introduced to Hachijojima Island	[14]
Gekko hokouensis	Est			Introduced to Hachijojima Island and Honshu	[1],[45]
Gekko japonicus	Est			Japanese population might not be native.	[1]
Hemidactylus frenatus	Est			Natural distribution unknown	[1],[45]
Hemiphyllodactylus typus typus	Est				[1],[45]
Lepidodactylus lugubris	Est			Non-native except for Daito Islands populations	[1],[45]
Trimeresurus elegans	Est				[1],[2],[45]
Trimeresurus mucrosquamatus	Est	IS			[1],[2],[45]
Naja kaouthia	?				[1],[2],[45]
Amphiesma vibakari vibakari	Est			Introduced to Miyakejima and Mikurajima Islands	[1]
Dinodon rufozonatum walli	?				[1]
Elaphe taeniura friesi	Est	IS	100J		[1],[2],[45]
Elaphe climachophora	Est			Introduced to Hachijojima Island	[18]
Elaphe carinata carinata	?				[1]
Boiga irregularis	?	IS	100W		[1]
Boa constrictor	?				[1]
Python molurus bivittatus	?				[1]
Ramphotyphlops braminus	Est			Natural distribution unknown	[1],[45]
Caiman crocodilus	?				[1]
Crocodylus porosus	?				[1]
Bufo japonicus japonicus	Est			Introduced to Kanazawa, Tokyo, and Sendai	[1],[2],[45]
Bufo japonicus formosus	Est			Introduced to Hokkaido and Izu Islands	[2]
Bufo gargarizans miyakonis	Est			Introduced to Daito Islands	[1],[2],[45]
Bufo marinus (Rhinella marina)	Est	IS	100W100J		[1],[2],[45]
Rana catesbeiana (Lithobates catesbeianus)	Est	IS	100W100J		[1],[2],[45]
Rana japonica	Est			Introduced to Izu Islands	[1],[45]
Rana nigromaculata (Pelophylax nigromaculata)	Est			Introduced to Hokkaido	[1],[45]
Rana porosa porosa (Pelophylax porosa porosa)	Est			Introduced to Hokkaido	[1],[45]
Rana rugosa	Est			Introduced to Hokkaido	[1],[45]
Fejervarya kawamurai (Fejervarya limnocharis; Rana limnocharis)	Est			Introduced to Kanto District, Tsushima, Iki Island, and Goto Islands	[1],[45]
Fejervarya sakishimensis (Rana limnocharis; Rana sp.)	Est			Introduced to several islands
Polypedates leucomystax	Est	IS	100J		[1],[2],[45]
Rhacophorus arboreus	Est			Introduced to Izuoshima Islnad	[1],[45]
Microhyla okinavensis (Microhyla ornata)	Est			Introduced to several islands	[1],[45]
Hyla japonica	Est			Introduced to Hachijojima Island	[18]
Xenopus laevis	Est				[3]
Cynops pyrrhogaster	Est			Introduced to Hachijojima Island	[18]
Andrias davidianus	Est				[19]
Species name	Status	Legal control	Alert	Notes	References	Top