The name of this ink comes from the initials of Bungu Box Blue Black.

The aim was to create the traditional Japanese color “koiai”.
It stands between the traditional French color of “Agate” and the traditional Japanese color of “Menou”.
Enjoy the playful label of four bees flying around “4B”.

[Specifications] 30 ml of water-based dye ink in a heel shaped bottle
[Package] Original package / Ink tells more white pearl varnish finish, gold foil stamping
[Included in Package] Instructions (Japanese and English) are included in the package