Shinano. The Shinano River is the longest river in Japan, flowing from the Nagano Prefecture to the Niigata Prefecture. The Shinano is 367 kilometers (228 miles) in length. It originates on Mount Kobushi from the Japanese Alps of Honshu Island, and flows northwest, joining the Sai River.
Greenmail or greenmailing is the practice of purchasing enough shares in a firm to threaten a takeover, thereby forcing the target firm to buy those shares back at a premium in order to suspend the takeover.
Top definition greenmail unknown (FINANCE) when a corporate raider initiates a hostile takeover of an undervalued corporation with the intent of forcing the management to buy him off. HOW IT WORKS A corporate raider engaged in greenmail requires a takeover vehicle to launch a hostile takeover. The takeover vehicle is usually another corporation controlled by the raider, although in recent years ESOPs have been used (e.g., Tribune Corp., 2007).