At the Fuyu no jin (the Winter War of Osaka), he fought at the Sanada-maru (Sanada Barbican) which was defended by Nobushige SANADA (also known as Yukimura SANADA), who was the greatest commander of the Toyotomi clan.
冬の陣では豊臣氏随一の名将・真田信繁（幸村）が守る真田丸にて戦った。