Kamanari

Kamanari (lit. Ringing Kettle) is a flying youkai.

In the 1996 anime, Kamanari's body is translucent and is dark purple. He has a single eye which has a dark purple pupils and white sclerae. He has a pair of arms with five digits, a patch of dark purple short hair that blends with his skin and a wispy tail.

Within the 2007 anime, Kamanari is small purple spirit-like Youkai, having an eye with a red pupil. He has a pair of arms that are swollen near the hands and purple short stubby hair on top of his head that blends with his skin and a whispy tail.

(Source: GeGeGe no Kitarou Wiki)