A metaverse project [Fujiwara Kamui Verse] designed by manga artist Fujiwara Kamui has collaborated with Ehime Prefecture's Minakuchi Sake Brewery. The collaborative sake "Kamui Bar Sake (Kamui Barshu)" [Fujiwara Kamui Verse] uses an illustration on the label, and is a project to develop and evolve the content together with fans based on the world setting designed by Fujiwara. The concept is "Earth in the early days of the world, a world where gods and humans coexisted." The setting is the continent of Antiqua. The story is about creating an ideal world together with various gods and the people who believe in them.