Yume Nikki:Mural World(name)

MuralWorld_Birdmen (Tangata manu)

Petroglyphs on rocks at Orongo. Make-make at base and two birdmen higher up

Mural World(Petroglyph)

The Birdman cult was suppressed by Christian missionaries in the 1860s.

http://en.wikipedia.org/wiki/Tangata_manu

FCworld_Moai(Easter Island)

http://en.wikipedia.org/wiki/Petroglyph

The origin of the cult and the time thereof are uncertain, as it is unknown whether the cult replaced the preceding Moai-based religion or had co-existed with it. Katherine Routledge was, however, able to collect the names of 86 Tangata manu.^[1]

Rongorongo_X_Birdman

Mural World(Birdmen)

Rongorongo (pron.: /ˈ r ɒ ŋ ɡ oʊ ˈ r ɒ ŋ ɡ oʊ /; Rapa Nui: [ˈɾoŋoˈɾoŋo])

Rongorongo　is a system of glyphs discovered in the 19th century on Easter Island that appears to be writing or proto-writing.

http://en.wikipedia.org/wiki/Rongorongo

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Rongorongo_X_Birdman

http://en.wikipedia.org/wiki/Rongorongo_text_X

Mural World(Not Birdmen)

Tangatamanu_Toriningen

Harpies remained vivid in the Middle Ages. In his Inferno, XIII, Dante envisages the tortured wood infested with harpies, where the suicides have their punishment in the seventh ring of Hell:

http://en.wikipedia.org/wiki/Harpy

William Blake was inspired by Dante's description in his pencil, ink and watercolour "The Wood of the Self-Murderers: The Harpies and the Suicides" (Tate Gallery, London).

The Harpies(toriningen) and the Suicides(madotsuki)

The Wood(Forestworld) of the Self-Murderers(Ghost)

[1