Otonashi Yuzuru
Abilities
Unskilled in any equipment and lacking experience, he is utilized by Yuri as back up but pulls through for the team when they are in danger. He carries a Glock 17 which Yuri gives him on his first day as SSS's newest member. Otonashi is also revealed to be knowledgeable in academics, commenting that one physics exam he took was "easier than expected"[1].
edit Trivia
* The kanji in Otonashi's name means "no sound".