Ningen are one of the creepiest of cryptids. It literally means “human”, and it’s supposedly a very large unknown animal sighted by Japanese fisherman, which bears an remarkable resemblance to humans. Are over-sized natural species misidentified as Ningen? Not according to the legends. The creatures are said to inhabit the northern Pacific Ocean as well as the waters around the Antarctic. A detailed and well-researched post on this cryptid can be found here: The Ningen: Myth, Monster or Make Believe?
Kaikidan Ekotoba monster scroll: Mysterious mid-19th century scroll featuring 33 legendary monsters and human oddities.
Shirouneri statue at the Mizuki Shigeru Road in the Mizuki Shigeru museum.