「nautilus paper-knife」の販売を開始しました / "nautilus paper-knife" is now available


A paper knife with the blade hidden inside the “shell.” When an envelope is passed through the slit on the side, a blade attached to the inner spiral enters under the flap, and opens the envelope. The name of the paper knife “Nautilus” comes from the appearance like a spiral seashell of nautilus or ammonite.