Ogham

[wolram]

Is there a parallel to this written word or is it unique?

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

[Greg Bernhardt]

According to wiki it's still similiar to Common Celtic

[DrClapeyron]

Looks like a pictorally written language like CHinese or Egyptian.

Here are some I Ching hexagrams.
http://en.wikipedia.org/wiki/I_ching