Daisuke Hiyama

Daisuke Hiyama is a character from the "Arifureta Shokugyō de Sekai Saikyō" series.

He was one of the students from Japan who got involved in the Summoning Incident, and ended up in Tortus along with his other classmates. He was friends with Reichi Kondou, Yoshiki Saitou & Shinji Nakano; and was the leader of the gang who regularly used to torment Hajime Nagumo and made his life miserable in school. He was also the one who caused Hajime's fall in the Orcus Labyrinth, and later joined Eri Nakamura to betray his classmate, all in order to claim Kaori Shirasaki for himself.

He was killed during the 'Demon Invasion on Heiligh Kingdom', after he was severely injured by Hajime in retaliation for killing Kaori and then half-eaten alive by the monsters belonging to the invading Demon Army.

Biography
He was the leader of the pack of bullies that constantly harassed Hajime, even after crossing into another world, He only saw Hajime as incompetent. The harassment became worse after crossing worlds and discovering that he had better stats than Hajime, beating him during training and passing it off as him helping him train; since nobody else would.

He directed a fireball towards Hajime during a surprise attack on floor 65 of ≪Orcus Great Dungeon≫. He had convinced himself that nobody had seen him shoot it towards Hajime; later blackmailed by Eri who had saw him commit the attempted murder, she manipulated him as she understood the reasoning behind his heinous attack towards Hajime.

After it was revealed that Hajime was still alive, he completely denies it until he sees Kaori cling to him leaving him desperate. His desperation grows when Kaori decides to join Hajime's group. He desperately begs her not to leave but was unable to convince her otherwise. This in return leads to him begging Hajime for forgiveness and in hopes that he and his group would join his. Hajime denies his request by dropping hints that he knows he tried to kill him the day they got separated. This leaves him in shock as they left. He then has a complete breakdown over not only failing to kill Hajime but also losing Kaori, but Eri tells him that it's not the end of the world and that he can easily get her back.

He later kills the kingdoms knights of his own volition during the war between the kingdom and the Demon-Race. He later murdered Kaori by piercing through her heart; this was in order to allow Eri to make her into a puppet for his lust towards her.

He was brutally beaten by Hajime, having almost all his bones broken, later being thrown to demonic beasts and left to die.

Appearance
In the Web Novel and Light Novel, no information is provided on his appearance. In the manga he is portrayed as a person with long hair, covering one of his eyes and has an arrogant expression on his face.

Personality
First started directing his bullying towards Hajime, surely to be noticed by his crush, Kaori. After being teleported to Tortus and becoming a cheat with decent statistics, his arrogance and ego rises to a great extent and continues to do acts of bullying towards Hajime to the point of using violence. At one occasion it comes to the point of trying to kill Hajime on the bridge. Later on he is being blackmailed by a fellow classmate in order to obtain Kaori and have her all to himself by manipulating his classmates and going so far as to carry out his classmate's every order to have her, looking obsessed.

After it was revealed that Hajime was still alive, Hiyama begins to feel scared that his plan will be exposed, so he becomes desperate in having Hajime forgive him. After Hajime reveals that he knows that he tried to kill him, he becomes afraid and later enraged that the once weak-willed Hajime not only has become more ruthless than ever but also that he lost Kaori in the process.

Relationships

 * Hajime Nagumo : He hated the fact that Kaori was interested in Hajime then him so he decided to Hajime's life as miserable as possible alongside his three other friends. This would later escalate to physical violence after they were transferred to Tortus. It would escalate to attempted murder after he saw Kaori coming out of Hajime's room one night. Later, after finding out Hajime survive the fall. He begins to feel scared and intimidated that his plan will be exposed and witnessing Hajime's inhuman strength. When Kaori decided to travel with Hajime, He became desperate along with his gang pleaded Hajime to rejoin them while saying sorry for what they did in in the past but the in response Hajime give him hints that he knows what happened causing Hiyama to back off in order to stay alive. Later on, after Daisuke killed Kaori and Eri's attempted "Bind Soul" failed on her, because of Hajime's arrival, Daisuke becomes mad and starts badmouthing Hajime for his failure to make Kaori's his, but it only enraged Hajime even more than before as Hajime beat him senseless and threw him into a group of demons where he was then left for dead.
 * Kaori Shirasaki : The target of a obsessive one sided crush. He is shown to be deeply in love with Kaori to the point where he would follow the order of one of his classmates who was blackmailing him if it would get him closer to Kaori. He was even willing to accept an offer from the demon Cattleya if it meant that he and Kaori were the only ones to survive.
 * Reichi Kondou, Yoshiki Saitou & Shinji Nakano: His three closest friends and partners in crime. Alongside them he would bully Hajime as much as possible mostly because they like Kaori as well.
 * Eri Nakamura: One of his fellow classmates and his fellow traitor. After she discovers that Hiyama was the one who discovered that he (almost) killed Hajime she uses this knowledge to blackmail him into working with her.
 * Other Classmates:

Trivia

 * He was the fourth member of his class to be killed but the only one to be killed by either the demons or their monsters (Hajime knocked him towards a group of approaching monsters).