Tatsuma Aburame

is a shinobi from Konohagakure's Aburame clan and a member of the Anbu faction: Root.

Background
Tatsuma was with Danzō Shimura and Orochimaru while they where talking to Nonō Yakushi about protecting the orpahanage.

Appearance
Tatsuma is regularly seen sporting the same style as the rest of his clan, consisting of dark sunglasses. His most distinguishing feature is the blue marking on his left cheek. He also wears the standard Konohagakure forehead protector on his forehead and a black hooded cloak.

Abilities
As a member of the Aburame clan, it stands to reason that he uses insect-based ninjutsu as his fighting style. The fact that he accompanied Danzō Shimura further implies that he is a capable shinobi.