This is believed to be a ballpoint pen distributed by All Nippon Airways (ANA). The model is a Lockheed L-1011 TriStar (Photo 8). Length: Approximately 22 cm. The ink in all four leads, including the three built-in ones, does not come out (Photos 6, 7). It may have solidified. The color tone of the photos may differ slightly from the actual product due to screen lighting and color rendering environment. Please understand that this item is a used item that has been stored for a long time before purchasing.