Summer Campaign of the Siege of Osaka (1615)
Historical term referring to the 1615 summer battle that ended the Siege of Osaka, leading to the fall of the Toyotomi clan. Often contrasted with 大坂冬の陣 (Winter Campaign).
See also: 大阪冬の陣
The Toyotomi clan fell in the Summer Campaign of the Siege of Osaka.
We learned about the Summer Campaign of the Siege of Osaka in history class.