The supreme "WARRIORS OROCHI" experience is here! WARRIORS OROCHI 4: The Ultimate Upgrade Pack, full of premium replayable elements, is now available for the definitive installment of the "WARRIORS OROCHI" series WARRIORS OROCHI 4. Please see the official website for details. https://www.koeitecmoeurope.com/wo4u/ Note: This content is an upgrade pack for WARRIORS OROCHI 4. Please beware that it will not operate if you do not own the main game WARRIORS OROCHI 4. This content requires the latest patch update installed before use. Please beware that WARRIORS OROCHI 4 Ultimate and WARRIORS OROCHI 4: The Ultimate Upgrade Pack Deluxe Edition that includes this content are also currently on sale.