Tsukihiko Amō

Tsukihiko Amō is an S-rank agent who uses an unknown Black Trigger.

Appearance
Amō is a young boy with messy neck-length black hair and narrow, grey-yellow eyes. His skin is pale with a light tan. He wears blue jeans, red shoes and a white hoodie.

Personality
According to Karasawa, his behavior is troublesome and could pose a potential liability for Border if publicly displayed. He seems to be a thorough person, going so far as to destroy a large portion of the Forbidden Zone when defeating trion Soldiers during the invasion. He also seems to enjoy challenges, and is bored by weak opponents.

Yūichi Jin
He seems to have a good relationship with his former fellow S-rank agent. He fulfilled Jin's request without much complaint and was later seen enjoying some of Jin's rice crackers with a blissful look on his face after he finished in an anime-only scene.

Trivia

 * According to Ashihara, his design concept is an abandoned dog.
 * In Japanese, his name Amō, means "heaven's feather"; Tsuki) means "moon" and hiko is a male noble (male version of hime) and it is also a common ending for boys' names.
 * He likes water, hamburgers, chocolate, and fighting with strong opponents.