Katsuhiko Takayama
Writing
Biography
Katsuhiko Takayama (高山 カツヒコ) is a screenwriter. He is a member of the Writers Guild of Japan. His real name and old name is Katsuhiko Takayama (高山 克彦).
Known For

Few people know the truth: the world is safe thanks to the Magical Girls who are forced to slay Witches. Even though these girls are putting their lives on the line for a wish, rumors say they can be saved in Kamihama City. That’s where Iroha Tamaki is headed in search of answers; she can’t remember the wish she made to Kyubey.
Magia Record: Puella Magi Madoka Magica Side Story

Two young brothers are raised as alchemists, but when they are severely injured trying to perform a forbidden act, they begin searching for the one thing that can save them; the fabled philosopher's stone.
Fullmetal Alchemist

So exactly what’s going to happen when Hachiman Hikigaya, an isolated high school student with no friends, no interest in making any and a belief that everyone else’s supposedly great high school experiences are either delusions or outright lies, is coerced by a well meaning faculty member into joining the one member “Volunteer Services Club” run by Yukino Yukinoshita, who’s smart, attractive and generally considers everyone in her school to be her complete inferior?
My Teen Romantic Comedy SNAFU

Reality quickly unravels when antisocial Yukiteru is called into a death match against 11 other mentally scarred individuals. Each player has a prophetic device tuned to their personality, giving them control over their future—and the fate of their foes.
The Future Diary

In 1972, the Apollo 17 mission discovered a hypergate to Mars on the surface of the moon. Soon a war breaks out between Earth and Mars, and Martian soldiers begin to descend from the sky, riding steel giants, intent on exterminating humanity.
Aldnoah.Zero

Stars are everything, granting abilities to Tamers. So when Ivy was born without one, her village took it as an ill omen! Now banished, she leads a lonely life of salvaging rubbish to survive. That is until she befriends Sora, a weak little slime, in the forest. Together, the delicate duo embarks on a heartwarming journey of survival and discovers there’s more to Ivy than being starless.
The Weakest Tamer Began a Journey to Pick Up Trash

The world's number one assassin has been reincarnated as the eldest son of a family of aristocrat assassins. In exchange for being reincarnated in another world, a goddess has imposed upon him one condition. "Kill the Hero who is prophesied to destroy the world." This was to be the mission in his new life. The synergistic effect of the vast knowledge and experience he gained that made all manner of assassinations possible in the modern world, and the secret techniques and magic of the fantasy world's most powerful family of assassins turn him into the greatest assassin of all time.
The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat

A teacher takes all aspects of life, word and culture in the most negative light possible.
Sayonara Zetsubou Sensei

As a child Sakura Mamiya mysteriously disappeared in the woods behind her grandma's home. She returned whole and healthy, but since then she has had the power to see ghosts. Now a teenager, she just wishes the ghosts would leave her alone! At school, the desk next to Sakura's has been empty since the start of the school year, then one day her always-absent classmate shows up, and he's far more than what he seems!
Rin-ne

Advanced placement into a school of higher grade proof-reading is determined by the results of the Promotion Test strictly for class type. Ranging from A class with the best facilities anyone can offer all the way down to F Class which is composed of low dining tables, rotten tatami mats and other worn out facilities. Students can change classes by competing using the Examination Summons Battle system or ESB. Students summon characters with their equivalent test mark scores and use them to compete with other classes.
Baka and Test: Summon the Beasts

Keitaro and his childhood sweetheart make a promise to be accepted at and to meet each other at the prestigous Toudai University before she moved out of his life. About a decade later, Keitaro has become an artist and a daydreamer, having ranked 27th from the last in the national practice exam. When his grandmother leaves the all-girls dormitory, he becomes the residential manager and soon meets up with two Todai applicants who may have been that sweetheart, since he`s forgotten her name. Then there the other tenants like young Shinobu who was in despair until Keitaro helped her, Motoko the swordsmaster who sees men as evil distractions, Su Kaolo the genius child inventor and the sneaky Kitsune.
Love Hina

The story of the card game follows what happens when "Hairou" portals suddenly open, fusing five different worlds together. As a result, various mysterious "Exceed" powers are awakened in teenaged girls. An academy for these so-called "Progress" girls is built on the isolated Seiran Island in the Pacific.
Ange Vierge

Mochizuki General Hospital boasts some of the most well-trained nurses in town. But though these ladies spend much of their day battling sickness, their after-hours are spent fighting a very different sort of disease... Under the leadership of the hospital chairman, a handful of staff members and local teenagers form a group of mercenary assassins, targeting the "cancers" of society and excising those individuals before their wickedness spreads.
Triage X

After a life of honesty left him betrayed, Liam is reborn into a vast interstellar empire with one goal: be the galaxy’s worst evil lord. But no matter how hard he tries to be a tyrant, his “wicked” plans keep backfiring into peace, prosperity, and adoring fans. Galactic chaos, magic, and mecha await in this hilariously misconstructed tale of a villain who can’t help but to impress.
I'm the Evil Lord of an Intergalactic Empire!

Yamato Yura arrives at Stella Women's Academy full of high hopes. She soon finds those hopes shattered when she finds something questionable under her pillow.
Stella Women's Academy, High School Division Class C3

Clumsy Hotori Arashiyama is a girl with a love for mysteries and a knack for getting into trouble. Hotori works as a waitress in an unsuccessful coffee shop when the manager comes up with a plan to increase its fortunes by changing into a maid cafe. Unfortunately, no one knows how to make a successful maid cafe other than dressing everyone in a maid outfit. What follows is a wacky series of incidents involving Hotori’s many friends, mismatched love stories… and ghosts and aliens.
And Yet the Town Moves

Shun Tokinoya is a high school sophomore who works at the FOX ONE e-sports cafe. He gives up his passion for gaming after losing his father in an accident. Upon hearing the cafe is in debt, Shun puts his guilt aside and assembles a team to compete in the Xaxxerion Championship. Together they face stiff competition to win the prize money. Watch Shun and his friends band together in epic battles!
Protocol: Rain

Haruka Asahina is a high school teen racing in Formula 4. He crosses paths with a washed-up photographer, Kōya Madoka, who decides to help Haruka realize his dream and reach the podium. The heat is on, and competition is fierce. Racing for the family-run Komaki Motors team means Haruka must push the car, and himself, to the limits to catch the attention of top teams. Buckle up, it’s time to race!
OVERTAKE!

Four ownerless androids shack up in an abandoned house, but with no electricity to recharge themselves, they face the threat of a forced shutdown. To get utilities up and running, they rally together to perform at Babel, the epicenter of entertainment where singers sing their way through a tournament for prize money. Will this android boy band have what it takes?
Technoroid OVERMIND

Love, Elections & Chocolate, is a Japanese adult visual novel developed by Sprite, and it was released in Japan on October 29, 2010 for Windows PCs. The gameplay in Love, Elections & Chocolate follows a branching plot line, which offers pre-determined scenarios with courses of interaction, and focuses on the appeal of the five female main characters by the player character. There have been two manga adaptations based on the game: one each serialized in ASCII Media Works' Dengeki G's Magazine and Dengeki Daioh. A 12-episode anime TV series adaptation produced by AIC Build and directed by Tōru Kitahata aired between July and September 2012. An additional episode was released on the series' final Blu-ray Disc and DVD volume in March 2013.