Renji Yomo

Renji Yomo (四方 蓮示, Yomo Renji) is the right hand of Yoshimura.

He is an old friend of Uta and Itori. Because of his scavenging habits and long-beaked, avian mask, he has the nickname of "Raven."

Appearance
A tall, built man with silver hair and an immovable stone-like glare. He normally is in a long overcoat common with ghouls and wears a black shirt he has kept since his days in the 4th ward. His ghoul mask resembles that of a raven.

Personality
Quiet, and reserved; Yomo was originally a hot-blooded ghoul who would retaliate violently, especially against Uta back in their juvenile days in the 4th ward. Before working at Anteiku, Yomo was a very vengeful person. He harbored immense hatred towards Kishou Arima for killing his sister. This hate caused him to lose his composure when he was up against Arima and attack in a blind fury. After his meeting with Yoshimura, he became more composed and loyal to the manager while he works on the behind-the-scenes jobs unquestionably. Although he displays a cold demeanor, Yomo does care about his friends and coworkers. When caring for Loser, he is overprotective and curiously invested, even trying to teach it new words and calling him "Shooting Star Wing" based on his appearance.

Aogiri Arc
During the CCG's attack on Aogiri Tree, Café Anteiku too planned an attack on the base of Aogiri to rescue Ken Kaneki. Arriving there, they split up and Yomo teamed up with Shuu Tsukiyama and Uta, which later had to fight against Noro.

Raid of Kanou's Lab
Yomo appears at the end of Kaneki's confrontation with Kanou, freeing Rize who has been held captive and escaping the scene with her, leaving Kaneki puzzled.

Anteiku Raid
Yomo does not take part of the fight, instead he takes care of Touka.

Nutcracker Investigation
He is seen at re with Touka Kirishima. When Haise Sasaki and his colleagues enter the coffee shop, Yomo wears an expression of surprise, and is later reprimanded by Touka for not greeting their customers. After Haise sits down, Yomo intervenes, and sits at his table. He then scrutinizes Sasaki's face, and without a word, he leaves the table.

His Sister
Renji looked up to and admired his sister, she raised him after their parents were killed and her death caused him to create his colder persona

Uta
When Yomo came to the 4th ward, he ignored the rules and raised havoc, for example through cannibalism. Because of this, Uta, in his role as a mediator, clashed with Yomo multiple times, but Yomo was so powerful that he had to he withdraw from the fights since they would have killed each other otherwise. Having become curious about Yomo, Uta approached Yomo to learn more about him. Subsequently, they became friends, and according to Uta they're on good terms now.

Ken Kaneki
When Kaneki first started working at anteiku, Yomo trained him to fight.

Touka Kirishima
Yomo currently poses as Touka's brother, he used to train with her and he stopped her from fighting in the CCG attack on Anteiku and told there Anteiku's last job was to 'bring out the whining you'.

Kishou Arima
Arima has killed his sister and he habourss a deep hatred towards the ghoul investigator.

Powers and Abilities
As the right-hand man of Yoshimura, Yomo is a formidable fighter who is tiers above even Touka and his other coworkers. This is evident as he is able to take on Kaneki's rampaged attack without flinching. His prowess as a fighter is further emphasized when he sliced Noro in half with just a kick, indicating great physical strength.

Trivia

 * Yomo was ranked sixth in the character popularity poll.
 * An omake reveals that he gets drunk very easily, and becomes extremely talkative.