This Tengu picture is in Mt.Takao. You can see another one if you go there.

What is TENGU ?
Tengu is a kind of a goblin or a phantom, which is a legendary creature of Japanese folk religion(story).It’s said that generally it has a red face and a long nose and wearing Yamabushi’s costume. With his supernatural power, he can fly freely high up in the sky using with his wings. He lives in a high and secluded mountain. His hand has a feather fan that could make strong gale winds, and he is wearing “Ipponba Geta” it’s one toothed(spike) geta and commonly it is feared because it leads people to the evil ways.
Do you believe that Tengu is existing ?

We call the Buddhist priests who trained in the mountains “Yamabushi”.

It’s a Yamabushi costume.