Best Ecchi Anime of 2012

High school student Issei Hyoudou is a typical pervert who spends his days peeping on girls and fantasizing about having a harem. Things take a turn when a beautiful girl asks him out, only for her to reveal herself as a fallen angel and brutally murder him. But he gets a second chance when Rias Gremory, a beautiful senior and top-class devil, revives him as her servant and recruits him into the school's Occult Research club. Now adjusting to his new existence, Issei must train and fight to survive the violent world of angels and devils. Each adventure brings hilarious and risqué moments with his new comrades, all while keeping his secret life hidden from his friends and family in High School DxD.

Koyomi Araragi has only recently recovered from a vampire assault and encountered multiple girls plagued by supernatural afflictions. On top of everything else, he wakes up one morning to find himself abducted and bound by his girlfriend Hitagi Senjougahara. Araragi's sister Karen has gotten into trouble with Deishuu Kaiki, a con artist who once swindled Senjougahara's family. Consequently, Senjougahara has trapped Araragi to protect him from the cunning Kaiki. Yet when Araragi receives a desperate message from Karen, he leaves to save her. Beyond Karen's predicament, Tsukihi, Araragi's other sister, is dealing with her own problems. And when two enigmatic women enter their lives, not even Araragi can foresee their real intentions or the devastating secrets about his family that are soon to be uncovered.

Since childhood, Chihiro Furuya has been obsessed with zombies, dreaming of having an undead partner. His fascination becomes practical when his cat, Baabu, is hit by a car, prompting Chihiro to create a resurrection elixir in hopes of reviving the pet. While experimenting, he meets Rea Sanka, a wealthy girl who releases her frustrations about her oppressive home life by shouting into an abandoned well. After bonding with her, Rea encourages Chihiro to continue his work, and he eventually succeeds using poisonous hydrangeas from her family’s garden. Unaware that the potion works, Rea drinks it hoping to end her suffering, believing it will kill her. Instead, the potion’s magic interacts with a fatal accident, causing her to rise as a zombie. With Chihiro’s help, she tries to navigate her new existence. Though this might seem perfect for a boy seeking a zombie girlfriend, life in Sankarea becomes increasingly strange as Chihiro must manage Rea’s unusual new appetites and the unexpected consequences of her transformation.

Thirty years have passed since Samon Syndrome started transporting countless young people to parallel fantasy worlds, with only a small number of returnees managing to keep the extraordinary abilities they acquired there. Akatsuki Ousawa, known as the "Rogue Hero," leaves his peaceful life in the realm of Alayzard to take on new challenges on Earth. He returns alongside Miu, the daughter of the vanquished Demon King, who must hide her true identity by pretending to be his younger sister. The pair enrolls at Babel, an institution that trains individuals who have gained magical powers through their inter-dimensional journeys. Although the school claims its purpose is to steer these young travelers toward a virtuous path for the good of humanity and themselves, its real motives remain hidden from the fake siblings. Will Akatsuki and Miu defeat the powerful and hostile student council while exposing the secret agendas working behind the scenes?

Following the events of Zero no Tsukaima: Princesses no Rondo, Saito Hiraga and Louise Françoise Le Blanc de La Vallière shift to an offensive stance. With assistance from two other individuals who wield the power of the "void," they confront King Joseph in the Holy City of Romalia. Amid the numerous conflicts ahead, an ancient evil begins to stir from the shadows. Will their deep connection develop into something more, or will it be broken by the ever-growing difficulty of the trials they must endure? Zero no Tsukaima F chronicles the journey of Louise and Saito as they confront their ultimate challenges together.

Ryousuke Kaga comes across as nothing more than a typical perverted teenager, spending his time ogling women and lost in erotic daydreams, which causes his classmates to avoid him. But his childhood friend Mina Okura sees the truth: underneath that lecherous exterior is a kind-hearted boy who is dedicated to protecting girls, viewing them as precious treasures. His life takes a turn when he meets Lisara Restall, a Soul Reaper from a noble family. She is looking for a powerful being called the One to power her movement’s magic. To achieve this, she proposes a temporary contract with Ryousuke, using his sexual desires as a source of energy. As Ryousuke navigates this strange arrangement with Lisara, he encounters various people and begins to uncover the mysterious and dark secrets hidden within his world.

The gods of the world are not just stories or myths—they are real, hidden from human sight, and their battles devastate the land and its people. Humans witness these clashes between Heretic Gods as inexplicable natural disasters. High school student Godou Kusanagi, age sixteen, travels to Italy at his grandfather's request to return a specific tablet to an acquaintance for safekeeping. There, he unexpectedly becomes involved in a fight between two Heretic Gods alongside Erica Blandelli, a self-proclaimed witch who protects people. After defeating the war god in mortal combat, Godou becomes a Campione, or God Slayer, charged with fighting Heretic Gods to save humanity. His new status attracts many gods seeking to challenge him, as well as a group of devoted followers—mostly women—who aid him in battle. Campione!: Matsurowanu Kamigami to Kamigoroshi no Maou follows Godou as he faces off against rival deities in a conflict between Heaven and Earth.

Aikawa Ayumu was brought back from the dead as a zombie by the adorable necromancer Eucliwood Hellscythe. Following the wild and chaotic escapades of the first season of Is This a Zombie?, Ayumu believed his life could finally return to normal, or at least as normal as possible for a zombie. But fate has different ideas for him. Some guys just can't catch a break.

The bizarre encounters between the residents of Planet Deviluke (led by the royal family's female members) and the people of Earth (chiefly represented by the perpetually exhausted Rito Yuuki) continue to intensify, pushing the situation further into chaos. After younger princesses Nana and Momo transfer to Earth School, where big sister Lala can theoretically keep an eye on them, things should be smooth sailing. However, when Momo decides to add a dash of sisterly affection to supplement Rito and Lala's relationship, Lala wastes no time dismantling any harem ambitions. Just then, Yami, the Golden Darkness, arrives with all the subtlety of a supernova, accompanied by an army of brainwashed high school students. This ensures Rito's life becomes more miserable than a black hole at a family picnic—unless a certain half-demonic princess applies a dose of Devilukean whoop-ass to exactly those celestial bodies.

After their parents died, siblings Akito and Akiko Himenokouji were separated and raised by different families for six years. Now they are finally reunited and start living together. It soon becomes clear that Akiko has romantic feelings for her brother, but Akito sees her only as a family member. When three additional girls—Anastasia Nasuhara, Arashi Nikaidou, and Ginbei Haruomi Sawatari—move into their apartment, Akiko's dream of living alone with her brother disappears. Furthermore, these girls each have some kind of affection for Akito, making it even harder for Akiko to get his full attention. As the girls compete over who gets to look after Akito, they engage in various acts of eroticism that might be too much for an ordinary man to handle.

Medaka Kurokami embodies perfection in every sense—she is stunning, brilliant, and athletically gifted, with a heartfelt ambition to bring happiness to others. When she runs for Student Council President at the elite Hakoniwa Academy, her victory with 98% of the votes comes as no surprise. Immediately after taking office, the exuberant president establishes the "Medaka Box," a suggestion box where students can submit any request for help. Alongside her cynical childhood friend Zenkichi Hitoyoshi, who is reluctantly roped into assisting her, Medaka tackles these tasks at an astonishing pace. For every completed job, she places a flower in the student council room, aiming to eventually cover the entire school with blooms. But as they delve deeper, the duo soon discovers that aiding others may prove far more challenging than anticipated, uncovering a sinister scheme that targets both the academy and Medaka herself.

After the death of his father, Shougo Mikadono is set to become the head of the Mikadono Group. To finalize his succession, he must follow one additional condition: enroll in a new school, find a girl he truly loves, and marry her before graduating high school. Shougo transfers to Miryuin Private Academy, where he encounters several potential candidates: Konoe Suruma, the class representative and his first friend; Miyabi Kannagi, a distant yet caring girl; Rinka Kunitachi, the vice president of the student council; Mei Sagara, a cafe owner who dresses like a witch; and Mana Tendou, the student council president. But there's a catch—one of these girls is actually his long-lost half-sister, and he has no clue which one. This makes any romantic pursuit incredibly complicated.

Following Medaka Kurokami and her Student Council's victory over Myouri Unzen, Hakoniwa Academy briefly enjoyed peace—but it does not last long. Medaka, Zenkichi Hitoyoshi, Kouki Akune, and Mogana Kikaijima soon become entangled in a new sinister plot called the "Flask Plan," orchestrated by the school's principal himself. Before they can confront that, the council must first deal with a fresh batch of superhuman students who call themselves the "Thirteen Party," led by the arrogant yet formidable Oudo Miyakonojou. Between the mysterious Flask Plan, Oudo's tyranny, and the return of an old adversary, Hakoniwa Academy remains far from calm, leaving Medaka and her friends overwhelmed as matters grow even more abnormal.

A growing number of individuals are succumbing to a dubious new faith. Lupin III infiltrates the cult with the intention of stealing the treasure concealed by its leader. During this mission, he encounters a captivating and alluring woman who holds the leader in her thrall. This narrative recounts the initial meeting between Lupin III, the most renowned thief of his era, and the stylish female burglar known as Fujiko Mine.

When Queen Claudette’s rule shifts from nobility to oppression and heretical persecution, a new generation of warriors rises to challenge her. Facing off against the Amazonian ranks backed by her power and assassins, these rebels must rely on their wits and assets. The daring damsels, willing to risk their bodies and beauty, seek to expose the unexpected weaknesses in the queen’s formidable support.

Akabane Aya, a conceited high school girl, continually attempts to surpass her classmates in every area—most notably in sex appeal—but her efforts always end up making her look ridiculous.