PilotTokyo, JapanBrand · Paper goodsFountain Pen Cartridge 6-pack$3.40 – $4Stocked at 3Merrymaker Fine PaperRichmond, VARetailer · Stationery shop$4Lighthouse Paper Co.Melbourne, FLRetailer · Stationery shop$3.40All The FeelsHouston, TXRetailer · Gift shop$3.75