The toad has a sturdy body, a wide head, a wide mouth, and a round tip; Large and protruding eyes; The body is short and wide, the forelimbs are thick and long, the hind limbs are thick and short, and the left and right roots do not meet; The skin on the whole body is extremely rough, and the skin color on the back changes with the seasons, and females and males are different. During the reproductive season, the back of males is mostly black green, with light colored markings on the sides of the body; The female's dorsal color is lighter, with a milky yellow wart and sometimes black longitudinal spots running diagonally along the body from behind the eyes; The ventral surface is not smooth, with brown or black fine flower spots.

Black eyed toad, belonging to the family Bufonidae in the order Anura. The black eyed toad is relatively large, with a body length of 6-10 centimeters, and male toads are slightly smaller in size than female toads; Rough skin, mostly yellow brown or gray black on the back, with black brown mottled spots on the cloth; The abdomen is mostly milky yellow in color; The forelimbs are relatively slender, while the hind limbs are thicker and shorter, circular in shape, with only half fins and black fingertips. It is named after its appearance with black eye sockets.

The Japanese toad (Bufo japonicus) is a species of toad native to freshwater waters in Japan. The Japanese use it to make toad oil. The length of the head and tail is 17.5 cm (7 inches), and females are slightly larger. The webbed toes are not obvious, and the body is gray brown, yellow brown, or dark brown. During the breeding season, the body color is slightly lighter.

The Japanese river toad, also known as the Honshu toad, is a species of toad in the family Bufonidae. In 1976, during his research at Kyoto University, Masanori Matsui first described it as a "medium to large toad" with "peculiar color patterns" and "stream dwelling habits".

The Japanese toad (Bufo japonicus) is a species of toad native to freshwater waters in Japan. The Japanese use it to make toad oil. The length of the head and tail is 17.5 cm (7 inches), and females are slightly larger. The webbed toes are not obvious, and the body is gray brown, yellow brown, or dark brown. During the breeding season, the body color is slightly lighter.

The Japanese toad (Bufo japonicus) is a species of toad native to freshwater waters in Japan. The Japanese use it to make toad oil. The length of the head and tail is 17.5 cm (7 inches), and females are slightly larger. The webbed toes are not obvious, and the body is gray brown, yellow brown, or dark brown. During the breeding season, the body color is slightly lighter.