Reptoria

Japanese fire-bellied newt (Cynops pyrrhogaster)

Japanese fire-bellied newt (Cynops pyrrhogaster), typical appearance of the species

Amphibians · Difficulty: Intermediate

Key facts and care guidance for Japanese fire-bellied newt (Cynops pyrrhogaster) (origin: Japan). Adult size around 9–13 cm. Life expectancy 15–25 years. The values below are carefully researched guidance.

Short answers

Japanese fire-bellied newt: How big does the enclosure need to be?

60×30×30 cm aquarium.

Japanese fire-bellied newt: What temperature does it need?

Daytime 15–21 °C, basking spot No basking spot, at night 10–15 °C.

Japanese fire-bellied newt: Does it need UVB lighting?

UVB: Not essential.

Japanese fire-bellied newt: How long do they live?

Life expectancy: 15–25 years.

Japanese fire-bellied newt: Is it suitable for beginners?

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

Climate

Daytime temperature
15–21 °C
Night temperature
10–15 °C
Basking spot
No basking spot
Humidity
Aquatic
UVB
Not essential

Enclosure

Minimum size
60×30×30 cm aquarium
Substrate
Water 15–25 cm deep, plants, a land section

Feeding

Food
Bloodworms, worms, small insects
Feeding interval
adults 2–3×/week

Key facts

Adult size
9–13 cm
Life expectancy
15–25 years
Origin
Japan
Protection status
Not listed under CITES
Brumation
A cool overwintering of 8–12 weeks
Cohabitation
A group is possible. Only put together animals of the same species and roughly the same size — smaller ones will otherwise be treated as food. Offer enough hiding places so that every animal can retreat, and feed them separately when they differ in size.

Notes

To be kept even cooler than C. orientalis. Very long-lived. A markedly stronger skin toxin – do not handle it with bare hands.

Do you keep this species?

Add your animal to Reptoria – Reptoria reminds you about feeding and shedding. Add your animal for free →

Look for Japanese fire-bellied newt (Cynops pyrrhogaster) in the marketplace →

Related species

All species in the care wiki →

What you need to start

To keep Japanese fire-bellied newt (Cynops pyrrhogaster) you typically need: a suitable enclosure (60×30×30 cm aquarium), substrate (Water 15–25 cm deep, plants, a land section), 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://en.wikipedia.org/wiki/Cynops, https://en.wikipedia.org/wiki/Japanese_fire_belly_newt

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).