πŸ¦‹ Butterflies & Moths

Great Purple Emperor

Sasakia charonda

Near Threatened

About Great Purple Emperor

Japan's national butterfly, known as 'o-murasaki' in Japanese. Males display a stunning purple iridescence on their wings. A large and powerful flier found in deciduous forests.

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Did You Know?

Designated as Japan's national butterfly in 1957, the Great Purple Emperor is rarely seen feeding on flowers, preferring tree sap instead.

How to Identify Great Purple Emperor

Great Purple Emperor (Sasakia charonda) belongs to the order Lepidoptera, family Nymphalidae. Adults typically measure 75-110 mm wingspan.

Great Purple Emperor Habitat

Great Purple Emperor is found in woodlands habitats, particularly across East Asia, Japan. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.

Great Purple Emperor Diet and Feeding

Great Purple Emperor feeds on animal dung. Dung-feeding insects provide vital ecosystem services by breaking down and burying waste, improving soil fertility and reducing parasite transmission.

Where Is Great Purple Emperor Found?

Great Purple Emperor can be found in East Asia, Japan, where it inhabits woodlands environments. Its distribution is influenced by climate, food availability, and habitat suitability.

Distribution Map

Where Great Purple Emperor can be found

Is Great Purple Emperor Dangerous?

Great Purple Emperor is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.

Great Purple Emperor Role in Nature

Great Purple Emperor plays a vital role in decomposition and nutrient recycling. By breaking down dead organic matter, it helps return nutrients to the soil, supporting plant growth and maintaining ecosystem health.

Seasonal Activity

Jan
Feb
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Dec
Peak activity Moderate Low / dormant

Frequently Asked Questions About Great Purple Emperor

What does Great Purple Emperor look like?

The Great Purple Emperor typically measures 75-110 mm wingspan.

Where is Great Purple Emperor found?

The Great Purple Emperor is found in East Asia, Japan and typically inhabits woodlands environments.

What does Great Purple Emperor eat?

The Great Purple Emperor feeds on animal dung.

Is Great Purple Emperor dangerous to humans?

The Great Purple Emperor is generally harmless to humans. It does not bite or sting and poses no significant health risk.

Is Great Purple Emperor endangered?

The Great Purple Emperor is currently classified as Near Threatened by conservation assessments. Habitat loss and environmental changes are among the primary threats to its population.

What is an interesting fact about Great Purple Emperor?

Designated as Japan's national butterfly in 1957, the Great Purple Emperor is rarely seen feeding on flowers, preferring tree sap instead.

Cite This Page

APA:
InsectDiscover. (2026). Great Purple Emperor (Sasakia charonda). Retrieved from https://insectdiscover.com/insect/great-purple-emperor

MLA:
"Great Purple Emperor." InsectDiscover, https://insectdiscover.com/insect/great-purple-emperor.