The Japanese wolf, also known as the Honshū wolf, is an extinct subspecies of the gray wolf that was once endemic to the islands of Honshū, Shikoku, and Kyūshū in the Japanese archipelago.
Mounted skeleton, National Museum of Nature and Science
Skull unearthed at the Aisawa Quarry of Miyata Lime Industry, dated 33,000–36,000 years old. The left lower jaw bone is 17.9 cm in length.
The Hokkaido wolf, also known as the Ezo wolf and in Russia as the Sakhalin wolf, is an extinct subspecies of the gray wolf that once inhabited coastal northeast Asia. It was one of two subspecies tha