Annex I Arc (2619 A.D.)Edit
Someya along with Hyuga was first seen outside the bar where Honda Kou and Shichisei Hiruma were talking. Hyuga told Someya that Annex I when for plan Delta. They also discussed the A.E. Virus and the sick people, commenting also that there is no hope for Sakurato Harukaze. While guarding outside, they were attacked by few men, wanting to take Honda, but were easily defeated by them. Someya commented that seeing a bodyguard with unbottoned suit, mean that he can take out his gun fast and is ready to shoot, but then commented that his only guns are his fists. Hyuga spoke some russian and judging by their reaction he understood that they must be russians.
Powers and AbilitiesEdit
In his early days he got involved in a yakuza attack and single handed beat them all.He dropped the offer of a NFL scout to be a pro-football player although he had the talent for it.
Tatsuhiro is considered one of the strongest characters of the series.He is on par with Joseph Newton.
He can beat a Terraformar without transforming himself with minimum effort without being caught of guard because of their high speed.
After being tranformed he is 3 time stronger.
He beat a Brown bear Terraformar with his stick alone using his transformed state.
He uses a retractable "batton" as a self-defense weapon.