Nobunaga also dispatched reinforcement to Ieyasu for the battles against the Takeda clan at such battles as the Battle of Mikatagahara, the Battle of Nagashino, and so on.
また、信長も家康に対して三方ヶ原の戦い、長篠の戦いなど、対武田氏戦で援軍を派遣している。