For decades, Monami's familiar ballpoint pens have filled Korean classrooms, offices and pencil cases. Now, a wave of nostalgia-driven buying is giving the 65-year-old stationery maker an unexpected lifeline in the stock market. "Now that I'm an adult who can buy Monami shares, I've placed an order, hoping there is still room for a little nostalgia in this world. Please keep going," an investor wrote on a local brokerage's online community. "Who in Korea hasn't heard of Monami pens? A company like this deserves to thrive as a long-standing Korean brand," another wrote. Such expressions of affection have quickly translated into buying interest, as retail investors rallied around the company. According to the Korea Exchange, Monami shares jumped 25.66 percent on Friday to close at 2,145 won ($1.43), marking a sharp rebound from their all-time low of 1,065 won on June 26. The company had faced the risk of delisting after the Korea Exchange moved to tighten the market capitalization requirements for maintaining a stock market listing. As public interest surged, Monami's shares soared, pushin