Japan is home to over 100 species of mammals. These include Asiatic black bears, Japanese macaques, Japanese giant flying squirrels, and Hokkaido sables.
Birds
There are over 600 species of birds in Japan. These include Japanese crested ibises, red-crowned cranes, woodpeckers, and pheasants.
Reptiles
Japan has about 100 species of reptiles. These include Japanese rat snakes, Japanese four-lined skinks, and green turtles.
Amphibians
There are about 50 species of amphibians in Japan. These include Japanese giant salamanders, Japanese fire bellies, and Japanese tree frogs.
Fish
Japan has about 3,000 species of fish. These include Pacific salmon, skipjack tuna, yellowtail amberjack, and Japanese amberjack.
Insects
There are over 30,000 species of insects in Japan. These include butterflies, moths, dragonflies, and cicadas.
Other Wildlife
Japan also has a variety of other wildlife, such as spiders, scorpions, and millipedes.