Motohama Shinya, also known by his dossier code IO-010, is a supporting character in the story, "A Dragon Darker Than Black."

Motohama is a Contractor, a human with supernatural abilities. He is capable of intensifying the gravity of any target he chooses, so long as they are within visual sight. As a Contractor, he needs to fulfill a payment when he uses his powers, his being a worsening eyesight, hence why he wears glasses. To the Public Security Bureau, he is known by his dossier code IO-010, and is also known by his moniker, "The Gravity Master." He is rated as a Rank 1b Threat to Public Security.

He is also member of the organization, "Gate Royale," a group composed of Contractors and humans. He is also a member and strategist of Team Black Moonlight, partnered with Issei, Matsuda, and Mao, who are fellow Contractors, and a Doll by the name of Yin.


Voice Reference. https://www.youtube.com/watch?v=JiMES5HahBs
Watch for the guy with the glasses for the voice reference