However, Ieyasu TOKUGAWA of Mikawa Province, who was an ally of the Oda clan, intensified his offensive after the Battle of Nagashino, forcing Katsuyori to frequently send his troops to battle. |
しかし、織田氏の同盟者である三河国の徳川家康は長篠以降、武田氏に対し攻勢を強め、勝頼はたびたび出兵を余儀なくされた。 |