Shorthand and visual language

Shorthand

Shorthand is the method of writing quickly, using the special sign and abbreviation showing
a general character and word. It is special method which is used when writing down
the spoken word, and It is used when taking record at the place of an argument, etc.
development of shorthand went back to middle age, and shorthand by which modernization
progressed was developed for the first time by John Willis called "the father of modern
shorthand" to the 17th century in the United States.
In Japan, it is said that the first-time using was in the Imperial Diet in Meiji Era.

Visual language

Moreover, when the number of overseas travelers increased globally in the 1970s, in every
country they felt the mark that everyone can understand.
In this way, international sign characters are made and it came to be used all over the world.
These are also the supplement of the communication of the information that are written in
the regular languages, using limited vocabulary list that indicates objects and places in the
international scene such as an airport and station.
These are also called a pictogram.

▲The example of visual language. Almost all persons can understand intuitively what is
expressed.