This is something I received when I went back to my parents' house. I haven't opened the package, but judging from the packaging, it's been around for a while, so the sharpness is unknown. If anyone is collecting these, I hope you'll consider purchasing them. Made in Japan OLFA black cutter knife, comes with 2 blades for precise cutting. - Brand: OLFA - Model: Cutter Knife - Color: Black - Quantity: 2 blades - Price: ¥200