Eijiro Kirishima

Eijirou Kirishima (切島鋭児郎, Kirishima Eijirō) is a student at Yuuei training to become a Pro Hero.

Appearance
Eijirou has spiky red hair that looks like horns and he has one long eyelash on his right eye. In his hero costume, he wears a vest that cover his chest with shoulder pads that are shaped like gears wrapped around his shoulders, and wears large pants with a "R" belt. He also wears a mask that somewhat resembles that same mask that the main character of akumetsu. His costume looks like an Aka Oni.

Personality
Eijirou is a very manly (as he oftens refers to things as "manly", "unmanly") and outgoing guy. He's honest and is very kind-hearted.

Quirk Apprehension Test Arc
Eijirou is introduced sat his desk, along side the other Class 1-A students. Shortly afterwards the class makes their way to the P.E grounds, where Shouta Aizawa informs them they must under take a Quirk apprehension test.

After Aizawa threatens to ex spell the lowest ranking student, Eijirou is shocked by his announcement.

Battle Trial Arc
Later on, when All Might visits Class 1-A, and announces the Trail of Battle, Eijirou along with some his class mates become excited.

For the Battle Trail Eijirou and Hanta Sero become "Team J" after being randomly withdrawn together. While observing the battle between Katsuki Bakugou and Midoriya Izuku, Eijirou says Bakgou's a cheater for ambushing Midoriya and claims an ambush is "unmanly".

Continuing in watching the battle between Bakugou and Midoriya, he questions what their saying as there's no sound through the surveillance footage. Shocked after witnessing Bakugou's large attack on Midoriya, he claims it's meant to be a lesson.

Asking All Might to put a stop between the Midoriya and Bakugou fight, he tells him Bakugou has gone nuts and will kill him. Still watching the fight between the two students, he is shocked to see them continuing to fight. He then pleads All Might, claiming enough is enough.

Watching the match between Shouto Todoroki vs Mashirao Ojiro and Tooru Hagakure, Eijirou and All Might begin to shiver when Shouto uses his Ice quirk. Later on after the battle trials, when Midoriya returns to class. Eijirou along with his other class mates surround him praising his performance during his Battle Trial and introduces himself.

Rescue Trial Arc
During Shouta Aizawa class when announces Class 1-A needs a president, he and his class mates becomes ecstatic, saying he wants to become class president, he asks for him to be picked. When Tenya IIda says it must be settled by a vote, he tells him everyone will just vote for themselves. During the students dinner break, all Yuuei students are told to evacuate. While evacuating Eijirou becomes trapped in the crowd of students and shouts for everyone to stop and go slow. When everyone returns to Class 1-A, Izuku Midoriya suggests for Tenya IIda to become class president for his earlier actions. Eijirou supports Midoriya's suggestion, praising his earlier actions and claims he wouldn't of minded him as president.

When the villains appear at the U.S.J, Eijirou is seen evacuating with his class, but Black Mist uses his Quirk and warps him along with Katsuki to the Ruins Zone of the U.S.J. They battle the villains there and defeat them. Eijirou says that they should go and save the others, worrying about his classmates that don't have battle-effective Quirks. Katsuki, however, decides to go and fight Black Mist instead, much to Eijirou's surprise. After hearing Katsuki's reasoning to go and fight Black Mist, Eijirou notices Katsuki's calm attitude, much to Katsuki's chargrin. Eijirou decides to go with Katsuki. He is then seen attacking Shigaraki, but Shigaraki dodges his punch.

Quirk
"Hardening" - Eijirou's Quirk gives him the power to harden his arms.

Denki Kaminari
Since they happened to be seated one behind another in class, they became good buddies and often make comments to each other.

Katsuki Bakugou
He admires Bakugou, and despite his lone-wolf attitude toward him, he insists he assists Bakugou.

Trivia

 * Eijirou is student no.8 in Class 1-A.
 * He ranked 2nd during the Entrance Exam and 8th during the ability test.
 * His name "切" means "cutting", "鋭" means "sharp".