Nobunaga's Greatest Crisis is a game about the campaigns in Samurai Japan from 1570-1582.

This game chronicles the rise of Oda Nobunaga from 1570 to his death in 1582.

The game has 400 counters and 62 cards. The game is area movement, card driven game.

Units represent Samurai lords.

Published as Game Journal Special #4.

This game was first published with Old version Game Journal #49, Nobunaga: A Dangerous Time.
Much later translated in English as A Most Dangerous Time: Japan in Chaos, 1570-1584 by Multi-Man Publishing.