Ramon Zero (Marvel Anime)

'Nagato Sakurai 'is the captain of the Japanese Defense Forces and pilot of the Satseru armor.

He was there assiting Iron Man in battling Zodiac using the new Satseru armor based on the samurai armor equipped with Stark tech.

He died in battle against Karoda using the upgraded Satseru armor. He gave his final words to Stark about Karoda being leader of Zodiac and responsible of all what happened in Japan.

Iron Man vowed to avenge his friend's death and finish this battle once and for all.