Reptoria

Japanese gecko (Gekko japonicus)

Japanese gecko (Gekko japonicus), typical appearance of the species

Geckos · Difficulty: Intermediate

Key facts and care guidance for Japanese gecko (Gekko japonicus) (origin: Japan, Korea, eastern China). Adult size around 10–14 cm. Life expectancy 10–15 years. The values below are carefully researched guidance.

Short answers

Japanese gecko: How big does the enclosure need to be?

60×45×80 cm for a pair — these species climb.

Japanese gecko: What temperature does it need?

Daytime 26–31 °C, basking spot Warm place up to 32 °C, at night 22–24 °C.

Japanese gecko: Does it need UVB lighting?

UVB: Not essential (nocturnal), but weak UVB is still beneficial.

Japanese gecko: How long do they live?

Life expectancy: 10–15 years.

Japanese gecko: Is it suitable for beginners?

Rather not – it is considered an intermediate species (difficulty: Intermediate).

Climate

Daytime temperature
26–31 °C
Night temperature
22–24 °C
Basking spot
Warm place up to 32 °C
Humidity
65–80 %
UVB
Not essential (nocturnal), but weak UVB is still beneficial

Enclosure

Minimum size
60×45×80 cm for a pair — these species climb
Substrate
Forest-floor substrate, plus sturdy cork trunks and pieces of bark set vertically

Feeding

Food
Robust insects such as roaches, locusts and crickets, dusted regularly with calcium and vitamins
Feeding interval
adults 2–3×/week

Key facts

Adult size
10–14 cm
Life expectancy
10–15 years
Origin
Japan, Korea, eastern China
Protection status
Not listed under CITES
Brumation
Winterruhe in der kalten Jahreszeit bei deutlich kühleren Temperaturen
Cohabitation
Keeping it singly is least stressful. A pair (1.1) works in an enclosure with several crevice hides; drawback: the female is harassed for mating and there is competition for hides. Never keep two males together.

Notes

It copes with markedly cooler temperatures and needs a genuine winter rest.

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Related species

All species in the care wiki →

What you need to start

To keep Japanese gecko (Gekko japonicus) you typically need: a suitable enclosure (60×45×80 cm for a pair — these species climb), substrate (Forest-floor substrate, plus sturdy cork trunks and pieces of bark set vertically), a heat source with a thermostat, UVB lighting, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.

The complete, interactive care database is in the Reptoria app.

Last updated: 9 October 2026 · Editor: Reptoria editorial team · Sources include: https://de.wikipedia.org/wiki/Gekko_japonicus, https://en.wikipedia.org/wiki/Gekko_japonicus, https://ja.wikipedia.org/wiki/ニホンヤモリ, https://reptile-database.reptarium.cz/species?genus=Gekko&species=japonicus, https://www.researchgate.net/publication/250069959_Male_and_Female_Reproductive_Cycles_of_the_Japanese_Gecko_Gekko_japonicus_in_Kyoto_Japan

All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).