The Tokunoshima spiny rat lives in forest on Tokunoshima and is active at night. Stiff, spine-like hairs cover its back, and it eats nuts and insects.
Its body is about 15 cm long and its tail about 12 cm. Stiff, spine-like hairs grow along its back.
It is nocturnal and omnivorous, eating nuts and insects. The page also notes that it can be easier to see in daylight during summer.
An extinction-risk assessment has not been added yet.