Tadashi Hayakawa
Writing
Known For

Bullies often target someone frail and weak—someone exactly like Yûgi Muto. He treasures his Millennium Puzzle, an ancient Egyptian artifact that was brought into his grandfather's game shop. Believing that solving the puzzle will grant him his wish, he completes the puzzle, unleashing a new personality within him, the soul of the "King of Games." The new personality named Yami Yûgi is the exact opposite of Yûgi. Upon any injustice toward him, Yami Yûgi takes over Yûgi's body and forces the opponent into a "Shadow Game".
Yu-Gi-Oh! Duel Monsters

Welcome to New Domino City! Once the playground to legendary duelist Yugi Muto, this sprawling metropolis has since been transformed into a futuristic society where dueling has kicked into overdrive. With recent technological advancements made by KaibaCorp, dueling has undergone a metamorphosis that has revolutionized the makeup and pace of the game! It’s now a heart-pounding, adrenaline-filled and fuel injected competition where duelists ride supercharged hyper cycles called Duel Runners and battle it out in hi-octane contests called “Turbo Duels.”
Yu-Gi-Oh! 5D's

Taking place several years after Getter Robo Go, Earth is now a post-apocalyptic world. Hayato, now an aging scientist, has completed Professor Saotome's masterpiece, Getter Robo Arc. Piloting it are Ryoma's son Takuma, the human-dinosaur Kamui, and the younger brother of Tayel, Baku. Alongside the reformed Dinosaur Empire, they fight the insectoid Andromeda Flow Country attacking from across time and space.
Getter Robo Arc

After discovering the existence of demons in Tokyo, the original 00 Cyborg crew led by Dr. Gilmore find themselves in conflict with Devilman, a strong demon believed to be in league with the war-profiteering terrorist organization, Black Ghost. Meanwhile, a bigger threat emerges when Dr. Adams, a Black Ghost scientist unleashes his new line of high-teen 00 Cyborg models against 009 and his friends.
Cyborg 009 vs. Devilman

Behind a gravity curtain floats Kikaijima, a colossal island quarantined since the last world war. It’s a lawless prison junkyard of robot machine superweapons from a forgotten age of massive military might. Upon receiving a warning that the unstable island’s reactors will detonate and possibly vaporize the world in just a few days, the Japanese government awakens Kaiser- the most powerful and destructive robot ever created! Judgment day has arrived when the towering Kaiser rockets-off to the island to engage in a thunderous robot-crushing battle to save the planet!
Mazinkaiser SKL

Kenji Kusanagi, a high school student, becomes Kotetsushin Jeeg to fight the sudden reappearance of Haniwa Genjin from the Jamada Empire ruled by Queen Himika.
Shin Jeeg

The plot of the series revolves around three youkai, Bem, Bera and Barro, who arrive at a large coastal city and come across an evil atmosphere, which was brought about by immoral behavior by humans and mischief caused by monsters and youkai. They therefore decide to stay in the city, fighting against other monsters and yōkai which attack humans, making a few friends in the way. Even though the three youkai are often abused by other human beings due to their appearance, they still strive in protecting the human populace of the city from other monsters, one day hoping to become human beings in return for their good actions.
Humanoid Monster Bem

After discovering that demonic hordes threaten Japan, the cyborgs led by Dr. Gilmore encounter Devilman, a powerful demon who appears to be an ally of Black Ghost, an evil terrorist organization.