Having learned of Mitsunari Ishida's taking up arms, Ieyasu Tokugawa decides to march his massive army to take him on at Sekigahara. Nobuyuki Sanada, who had parted with his brother Yukimura in the lead-up to this event, would have to join the fray as part of a unit separate from Ieyasu's, and under the control of his son Hidetada.
The Sanada clan's art of war 
you taught me that day
فنّ عشيرة سانادا الحربي الذي علّمتَني إيِّاه في ذلك اليوم
Die Kriegskunst des Sanada-Klans,
die du mir an diesem Tag beigebracht hast,
El arte de la guerra que me enseñaste
 aquel día me fue de gran ayuda.
El arte de la guerra que me enseñaste
 aquel día me fue de gran ayuda.
la tactique du clan
que tu m’avais enseignée
L'arte della guerra dei Sanada 
che mi hai insegnato quel giorno
A arte da guerra dos Sanada, 
que você me ensinou naquele dia