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Jun Kasama

Jun Kasama

Acting

Biography

Jun Kasama (笠間 淳, Kasama Jun, April 10) is a Japanese voice actor (seiyū) from Hiroshima Prefecture. He is affiliated with Haikyō. He speaks the Hiroshima dialect. His hobby is basketball.

Known For

Solo Leveling
8.6

They say whatever doesn’t kill you makes you stronger, but that’s not the case for the world’s weakest hunter Sung Jinwoo. After being brutally slaughtered by monsters in a high-ranking dungeon, Jinwoo came back with the System, a program only he could see, that’s leveling him up in every way. Now, he’s inspired to discover the secrets behind his powers and the dungeon that spawned them.

Solo Leveling

2024
Haikyu!!
8.6

Inspired by a small-statured pro volleyball player, Hinata creates a volleyball team in his last year of middle school. Unfortunately the team is matched up against the "King of the Court" Tobio Kageyama’s team in their first tournament and inevitably lose. After the crushing defeat, Hinata vows to surpass Kageyama After entering high school, Hinata joins the volleyball team only to find that Tobio has also joined.

Haikyu!!

2014
That Time I Got Reincarnated as a Slime
8.4

Corporate worker Mikami Satoru is stabbed by a random killer, and is reborn to an alternate world. But he turns out to be reborn a slime! Thrown into this new world with the name Rimuru, he begins his quest to create a world that’s welcoming to all races.

That Time I Got Reincarnated as a Slime

2018
Cells at Work!
8.1

This is a story about you. A tale about the inside of your body... According to a new study, the human body consists of approximately 37 trillion cells. These cells are hard at work every day within a world that is your body. From the oxygen-carrying red blood cells to the bacteria-fighting white blood cells, get to know the unsung heroes and the drama that unfolds inside of you! It's the oddly relatable and interesting story that is the life of cells!

Cells at Work!

2018
Witch Hat Atelier
9.2

In a world where only witches can cast magic, they must avoid being seen by ordinary people while casting. While Coco does her chores, she daydreams of becoming a witch. When a young witch named Qifrey visits her village, Coco uncovers the “absolute secret,” becomes Qifrey’s apprentice, and begins her studies. This is the story of children who encounter despair, yet reach out toward hope.

Witch Hat Atelier

2026
Ahiru no Sora
8.4

Sora joins the high school basketball club, but his unmotivated teammates don't care about the game. To get anywhere, he has to change their minds.

Ahiru no Sora

2019
Tower of God
8.2

Reach the top, and everything will be yours. At the top of the tower exists everything in this world, and all of it can be yours. You can become a god. This is the story of the beginning and the end of Rachel, the girl who climbed the tower so she could see the stars, and Bam, the boy who needed nothing but her.

Tower of God

2020
Strike the Blood
6.9

Kojou Akatsuki's days as an ordinary high school student in the Demon District of Itogami Island come to an abrupt end after a fateful encounter leaves him with the remarkable abilities of a vampire. It isn't long before he is thrust into the center of attention when it is discovered that he is the fourth primogenitor, an immensely powerful vampire whom most consider to be merely a legend. Fearing Kojou's destructive potential, the Lion King Organization sends in an apprentice sword-shaman, Yukina Himeragi, to monitor, and should he become a threat, kill the boy deemed the world's most powerful vampire. Forced together by circumstance, the two form an unlikely alliance as Kojou comes to terms with his abilities and they both struggle to protect the city from various emerging chaotic forces.

Strike the Blood

2013
A Certain Magical Index
7.5

Touma Kamijou is a student living in Academy City, a highly advanced place in terms of technology. Despite being gauged as a level zero esper (no powers), he possesses on his right hand the Imagine Breaker, an ability that negates any power whatsoever. Touma finds a young girl named Index who is trying to run away from Necessarius, a powerful magic organization that she is member of. Blessed with the skill of memorizing any sort of information, she holds 103,000 forbidden magical books within her head. As science and magic cross paths, Touma must face several dangers amid espers and magicians who appear in the exciting scientific town.

A Certain Magical Index

2008
Lazarus
7.7

In 2052, a Nobel Prize-winning neuroscientist develops a drug called Hapna — a cure-all that has the unexpected side-effect of causing death three years later. In response to this threat, a special force of agents—nicknamed "Lazarus"— is assembled to take on the malevolent Skinner.

Lazarus

2025
Demon Slayer: Kimetsu no Yaiba
8.6

After a demon attack leaves his family slain and his sister cursed, Tanjiro embarks upon a perilous journey to find a cure and avenge those he's lost.

Demon Slayer: Kimetsu no Yaiba

2019
A Place Further than the Universe
7.8

Scenery that we have never seen. Sounds that we have never heard. Scent that we have never smelled. Food that we have never tasted. And the surge of emotion that we have never experienced. This is the expedition of recollecting the pieces torn apart and sensation left alone. When we reach that place, what will we think? Howling, 40 degree angle. Raging, 50 degree angle. Shouting, 60 degree angle. A wilderness beyond the heavy sea. The furthest south, far from civilization. At the top of the Earth. We will find lights through the girls' eyes to live tomorrow.

A Place Further than the Universe

2018
Revenger
6.8

As master assassin Usui Yuen looks into a series of assassinations made on the grand samurai clan, the Satsuma, he encounters Kurima Raizo, member and survivor of one of the attacks. Together, they discover the true nature of these murders is bigger than over stolen resources. As they get closer to the truth, will they come out alive to exact revenge?

Revenger

2023
Re:Creators
6.6

Humans have created many stories. Joy, sadness, anger, deep emotion. Stories shake our emotions, and fascinate us. However, these are only the thoughts of bystanders. But what if the characters in the story have "intentions"? To them, are we god-like existences for bringing their story into the world? Our world is changed. Mete out punishment upon the realm of the gods. In Re:CREATORS, everyone becomes a Creator.

Re:Creators

2017
Our Last Crusade or the Rise of a New World
8.2

For years, a great war has raged on between the scientifically advanced Empire and a paradise of witches known as the Nebulis Sovereignty. This age-old battle sets the scene for a fateful encounter between two young combatants: an imperial swordsman, Iska, and the witch princess, Aliceliese. As sworn enemies, they vow to cut each other down in order to unite their worlds, and yet Iska finds himself entranced by her beauty and righteousness, while Aliceliese is moved by his strength and resolve. In the midst of a never-ending war that forbids them from being together, they have no choice but to destroy each other-or find another way.

Our Last Crusade or the Rise of a New World

2020
Isekai Quartet
6.8

A mysterious switch appeared one day. Upon pressing it, they were sent to a different alternative world!! There are also characters from other alternative worlds gathered together...!?

Isekai Quartet

2019
The Ryuo's Work is Never Done!
6.5

The story is about a teenage boy who happens to be a shougi master. One day, a nine-year-old girl turns up at his house, requesting to be taken as his disciple. From there, all kinds of wacky hijinks ensue.

The Ryuo's Work is Never Done!

2018
Gals Can't Be Kind to Otaku!?
8.1

Takuya Seo is a quiet otaku who keeps a low profile at school—until two gals from his class start talking to him. The cool but scatterbrained Kei Amane and the cheerful, energetic Kotoko Ijichi couldn’t be more different, but the three soon bond over anime, games, and shared fandom. But one question remains: do nice gals who hang out with otaku really exist?!

Gals Can't Be Kind to Otaku!?

2026
Bloom Into You
7.8

Yuu has always dreamt of receiving a love letter but feels numb when a boy gives her one. Confused, she starts high school and meets Touko. Will Yuu's heart finally skip a beat?

Bloom Into You

2018
BASTARD‼ -Heavy Metal, Dark Fantasy-
7.5

When evil forces threaten to resurrect Anthrasax, the God of Destruction, the Kingdom of Meta-llicana calls on a volatile dark wizard for help.

BASTARD‼ -Heavy Metal, Dark Fantasy-

2022