Pilot Pens are from Japan. They are an iconic company which produces some of the finest fountain pens in the world. The history of the Pilot company in the Japan predates to 1918 when Yosuke Namiki with Masao Wada used to trade under the name of Namiki manufacturing company
Remember Pilot Pens have Japanese nibs which are a lot finer than the western nibs. So choose a size smaller for your fountain pens.