The kasha in Japanese folklore is a yōkai said to steal corpses. It is now generally regarded to be a monster in cat-form, though earlier archetypes made them demon-like.
"Kwasha/Kasha"―Toriyama Sekien's Gazu Hyakki Yagyō (1786)
"Kwasha/kasha" ―Original drawing by Rikan Mitsukata copied by Nabeta Gyokuei [ja], Kaibutsu gahon (1881)
Kasha from Bakemono no e (c. 1660).― Harry F. Bruning Collection of Japanese Books and Manuscripts, L. Tom Perry Special Collections, Harold B. Lee Library, Brigham Young University.
"Concerning How in the Manor of Ueda, Echigo, at the Time of Funeral, a Lightning Cloud Comes and Steals Corpses" from the Kii Zōdanshū, author unknown
Yōkai are a class of supernatural entities and spirits in Japanese folklore. Yōkai are a vast range of beings, including shapeshifters, ghosts, demons, and tricksters. They can be mischievous, helpful
Kasha (folklore)
…The kasha (obsolete: kwasha; Japanese: 火車, lit. 'fire cart', "burning chariot" or 化車, 'changed wheel') in Japanese folklore is a yōkai said to steal corpses. It is now generally regarded to be a monster in cat-form, though earlier archetypes made them demon-like. The kasha was originally…
A yōkai print by Kawanabe Kyōsai
Chōchin-oiwa by Katsushika Hokusai
Kidōmaru by Utagawa Kuniyoshi
Nekomata from the Hyakkai Zukan by Sawaki Suushi