This is a FRIXION BALL 3Slim "Jujutsu Kaisen" design. It's a 3-color gel ink erasable ballpoint pen, 0.5mm ultra-fine. It uses original illustrations from "Jujutsu Kaisen Shibuya Incident" (Yuji Itadori, Satoru Gojo, Megumi Fushiguro, Nobara Kugisaki). I purchased it at Jump Shop and stored it in a dark place. Model name: Frixion Ball 3 Slim BA3 Immediate purchase is welcome. Please check the condition in the images. Please understand that it has been stored by a private individual. It will be packaged with bubble wrap and waterproofing, and will be shipped via regular mail or Yu-Pack Post Mini.