Mysterious Girlfriend X

Kouta has girl troubles of the supernatural sort. For some reason, he keeps attracting the attention (and affections) of animal spirits! Having spent most of his life in the country, Kouta is understandably nervous when he moves in with his grandma to attend a high school in the big city. He hoped to make a good impression, but having Chizuru, a beautiful fox spirit, hanging off his arm didn't seem to be the sort of image he wanted to have. She's not alone in her love for Kouta, either. Nozomu, a wolf spirit, as well as other youkai have their sights set on the hapless country boy.

Asahi Kashiwagi lives the typical life of an average high school student — until the day a TV fortune teller’s predictions come true one after another, culminating in a series of risqué encounters! Destiny seemingly draws five beautiful girls into Asahi’s path, and soon he finds himself fielding not one, not two, but five love confessions. Asahi will need to follow his heart to find the perfect love for him, or else his love fortunes may end in one epic flail and flop.

Keima is a dating sim champion. Cute girls are rendered powerless by his irresistible game playing techniques. Too bad things aren't that way in the real world. That is, until his tempting game playing causes a real live—and very bubbly-cute—demon hunter named Elsie to materialize! Now Elsie wants Keima to help her free hot girls from sneaky demons who secretly possess them.

To be united with her crush, a hopeless romantic summons the ghost in the girls' bathroom at her school. But she's shocked when the ghost is a boy!

Small for his age, Yukinari has been bullied and abused by girls all his life. Now in high school, he has developed a rare condition: whenever girls touch him, or even come close, he breaks out in hives. Imagine his surprise, when he is suddenly transported to the city of Seiren on a mystic world invisibly orbiting the Earth, and populated with vast numbers of women and very few men. Fortunately, he has a new friend, Miharu-chan, whose touch inexplicably doesn't affect him.

Kazuya Kagami never goes anywhere without the precious "Sakura Obi" his mother gave him. One day a beautiful, kimono-clad girl named Kiriha appeared before him. Kiriha naturally began to live with Kazuya in his room. Then there's Chisato, Kazuya's childhood friend with glasses and a ponytail, who meddles in his affairs. Soon there's also an overprotective older sister who seems to want to take baths with him. Jumble in a huge-chested priestess, a good-looking sorceress named Kokuyoura, beautiful women, and hot girls, and Kazuya's happy, embarrassing, confusing life begins…

Rito Yuuki is unlucky when it comes to love — no matter how hard he tries to confess to his crush, his efforts end in failure. After another day’s confession goes down the drain, Rito spends his night sulking in his bathtub. But when a naked girl with a pointed tail teleports into the tub with him, it seems like Rito’s luck is finally looking up! His fortune doesn’t last long when he finds himself accidentally engaged to the buxom beauty who is none other than the princess of the planet Deviluke!

Thirty years ago a strange phenomenon called a "spacequake" devastated the center of Eurasia, claiming the lives of at least 150 million people. Since then, smaller spacequakes plague the world on an irregular basis. Shido Itsuka, a seemingly ordinary high schooler comes across a mysterious girl at the ground zero of a spacequake and learns she is one of the "Spirits" who are the real cause of the spacequakes that occur when they manifest themselves in the world. He is recruited to make use of his mysterious ability to seal the Spirits' powers thus stopping them from being a threat to mankind. However, there is a catch: to seal a Spirit's power, he must make her fall in love with him and kiss him.

The slapstick romantic comedy centers around an ordinary 16-year-old high school boy named Yūto Amakawa who is protected by a spirit—specifically, a beautiful, sword-wielding cat girl spirit named Himari. Yūto is descended from a family that has subjugated demons since time immemorial. The charm that once protected him is now impotent, but fortunately, at that same moment, Himari appears before him as his new guardian.

Rather than take a more sensible approach to salvaging his grades in time for graduation, Alto summons a bit of otherworldly help. Only after does he learn he’s bound the legendary she-devil Vermeil into service as his familiar!

When Mafuyu Oribe and her adopted sister Tomo rescue a strange wounded man, they have no idea what they’re getting involved with or what the consequences will be. Alexander Nikolaevith Hell is an Iron Qwaser, one of many opposing factions of super-warriors.

Koyomi Araragi, a high school student, finds himself constantly encountering girls afflicted by supernatural "oddities." He dedicates himself to helping them, often with the aid of the eccentric specialist Meme Oshino. Each arc talks about a different girl's unique struggle and the mysterious cause of their affliction. The series explores themes of adolescence, personal growth, and the complexities of human relationships. It's known for its witty dialogue, stylistic animation, and unique narrative structure.

Junior high school student Miaka lives a normal life in Tokyo until she finds a mysterious book in the library, and she and her friend Yui are transported the Universe of the Four Gods. Upon arriving in this new universe, the girls are immediately attacked by would-be slavers and saved by a dashing young man. When Miaka isn't looking, both Tamahome and Yui vanish. Unbeknownst to Miaka, Yui has been sucked back into the real world. Back in the library, all she can do is read on as Miaka sets out for the city to find the mysterious young boy and save her friend. But what awaits for Miaka isn't what either of the girls expect—and now Miaka's only way back to her world is to become the Priestess of Suzaku and save their world.

On Seiran Island, secret society NLNS is united by Junnosuke Tachibana, who is determined to crush a law. They have found a benefactor, an unknown rich man, who offers them a secret base and cash. Their mission is to locate a mysterious girl and stop the law, keeping the SHO off their trail.

High schooler Yūta Iridatsu has experienced “astral projection” i.e. his spirit has been separated from his body. He woke up in a mansion named Koraikan and met a cat spirit named Chiranosuke, who told him “You must find the Sacred Tome of Koraikan in order to return to your physical body.” While searching through corridors of Koraikan, Yūta bumped into underpants of its female residents, and doing so would, eh, create some big trouble for planet Earth.

Sato is a high school boy in love with his best friend Hime, an unearthly beauty from another realm. So when she moves back to her home world to get married, Sato doesn’t think twice—he follows her and crashes the wedding. Then, after a kiss from Hime, he suddenly becomes the new groom! But here, Hime is a Ring Princess and her husband is destined to be the Ring King: a hero of immense power.

Kogarashi Fuyuzora is a "hands on" psychic. Ever since the day he got possessed by an evil ghost, he has been burdened with debt. Needing a cheap room to rent, he winds up at a haunted hot springs inn, Yuragi Inn, where only incredibly beautiful girls reside. Amongst the residents is a ghost, Yuuna, who cannot move on to the spirit world. Despite the resistance from the current tenants that are all girls, Kogarashi manages to start his new life at Yuragi Inn.

High school freshman Hotaru Hinase has a vibrant life full of family and friendship, but not much luck in romance. That all changes when she makes a warm gesture to her handsome and heartbroken classmate, Hananoi, leading to him asking her out and her becoming flustered. Witness a girl who grapples with the enigma of love and a boy who is heavy handed with it.

Puberty Syndrome—a rumored, mysterious syndrome that only affects those in their puberty. For example, a bunny girl suddenly appeared in front of Sakuta Azusagawa. The bunny girl's real identity is Mai Sakurajima, a teenage celebrity who is currently an inactive high school senior. For some reason, her charming figure does not reflect in the eyes of others. In the course of revealing the mystery behind this phenomenon, Sakuta begins to explore his feelings towards Mai. Set in a city where the skies and seas shine, Sakuta unfolds the meaning behind his bizarre encounters on women with the said syndrome.

Nike, the fourth princess of the Principality of Rain and one who holds the power to call forth the rain, travels to the Sun Kingdom to marry Sun King Livius for her country, despite her own reluctance. She soon discovers that the King, who conquered the world in only three years after his ascendance to the throne, is still a child!! Furthermore, for trivial reasons, he has demanded that Nike call forth the rain…!?