Rise of the Obsidian Throne
Body Guard to Yoritomo
A dark eyed man with a wild mop of hair. He wears the Mantis colors, and favors their rougher life style to those of the lost Imperials.
The personal body guard and close ally of Yoritomo. Yoritomo saved his life during the day of Broken Thunder, and he has served the Mantis Champion faithfully since.
Kitsuki Kaagi says that Matsuo was suggested to be the head of security originally for the summit. Kaagi has gone well out of his way towards trying to include him, to smooth over the ruffled feathers of his being chosen before the Seppun.