Japanese Title: 一_03
The character of [一](one) comes from "counting rods" which is used to count numbers in old days. It represents the shape of a wooden stick.
It has a meaning of "one", it also is used to mean "beginning" as it is the beginning of all numbers, and "all" as it sums up the whole.
In other words, this character symbolizes beginning and connections and represents the origin of all things and a new start, which is a special number full of positive power.