Custom ink made for Bungubox pen store. These inks are commonly referred to as Bung Box or Bungbox in the U.S.; each ink is a limited production returning once per year.
Auspicious phrase Sakurasaku of cherry blossom season ....
[Sakurasaku] is the color of good luck that brings blooming cherry blossoms in the spring.
new package, is again the birth as a seasonal color.