GuessAnime.

10. Ichinensei ni Nacchattara

While on his way to school to confess his love to classmate Kusanagi Mikuru with a love letter, high school ninensei Takatou Iori gets run over by a truck to save a cute elementary ichinensei schoolgirl.

But when he wakes up, he's revived by a perverted doctor, as a full fledged female elementary ichinensei student and is now in the same class as the girl he saved.

Ichinensei ni Nacchattara is finished and has 9 Volumes and 61 Chapters. It is also Known as: 一年生になっちゃったら, In The First Grade, Elementary School, After Somehow Becaming A First-Grader, When I Unwittingly Became a Grade Schooler

9. Ranma ½

In China, there lies a famous training springs, a place where martial artists can hone their skills to great levels. Unfortunately, the springs are also cursed! Teenage martial artist Ranma falls into the "spring of drowned girl" and now changes into a woman every time he's splashed with cold water. That doesn't stop his father from engaging him to Akane, the daughter of an old friend and a tough girl who has better thing to do than worry about boys. But Akane isn't the only girl who has a chance for Ranma's affections -- two other girls have also been betrothed to him. But Ranma has better things to do than worry about his love life -- such as making a plethora of crazy rivals and even more suitors!

Ranma ½ is finished and has 38 Volumes and 407 Chapters. It is also Known as: らんま½, Ranma ½

8. Tuxedo Gin

High school student Ginji Kusanagi is about to make his dreams come true. He's made his professional boxing debut and is ready to go on the first date with the girl of his dreams, Minako. However, the unthinkable has happened. Ginji is in an accident, and his spirit is seperated from his body, effectively killing him before his time. A angel tells him that he can be reincarnated as an animal and return to his body after he's lived out its lifespan. He chooses to be reincarnated as a penguin, Minako's favorite animal. Now Ginji lives with Minako as Gin the penguin and just tries to make it along as a penguin while waiting to be returned to his body.

Tuxedo Gin is finished and has 15 Volumes and 136 Chapters. It is also Known as: タキシード銀, Tuxedo Gin

7. Case Closed

Kudo Shinichi is a seventeen year-old high school detective whom people call the "Modern Sherlock Holmes." However, one night after a date with his childhood sweetheart, Ran, Shinichi witnessed an illegal trade and, caught off his guard, was knocked unconscious and fed a drug that was supposed to kill him... but he woke up and found himself shrunken to a seven year-old. In order to track down the men who did this to him, Shinichi hid his identity and lived with Ran, whose father happened to be a hopeless detective, and with that came a series of murders and mysteries that he must solve.

Detective Conan is currently publishing . It is also Known as: Meitantei Conan, 名探偵コナン, Meitantei Conan, Detective Conan Kaito Kid Special Collection

6. Akane-chan Overdrive

Nineteen-year-old Takashi Amamiya dies after tripping on a bottle but is transported into a body of a cute girl, Akane Hagiwara. Following this, Amamiya goes through various trials and tribulations dealing with, being a girl, getting his body back, and dealing with old and new friends.

Akane-chan Overdrive is finished and has 2 Volumes and 10 Chapters. It is also Known as: あかねちゃんOVER DRIVE, Akane-chan Overdrive, Akanechan Over Drive, Akanechan Overdrive

5. Kagami no Kuni no Harisugawa

"Boys are creatures whose sight will follow the girl they like wherever she is. And if there it comes the chance that the boy realizes that the girl is in danger, if he is able to save her they will feel the ultimate bliss in life" is something that Harisugawa Tetsu has pointed out, and true enough he has always been following with his eyes the girl named Satomi Mao.

Thanks to certain details in their childhood, Satomi has always been friendly with Harisugawa and she has a friendly budding relationship, completely unaware of Tetsu's feelings for her. Tetsu for his part preferred to play the friend part and keeps his feelings hidden for the sake of not endangering the closeness that they already have, ever since he was young Tetsu had believed that if he can build little by little a good relationship with Mao, he will get to the point where he can confidently confess to Mao and not get rejected, Tetsu has always been waiting for his one true chance without getting too close to Mao by accident.

At first it seems that this "stalemate" will never be broken; however, one day Mao sees a strange mirror in an thrift store and for some reason she feels that she must have that mirror. Mao buys the mirror without thinking twice about it.... But she is completely unaware that the mirror will change forever Tetsu's life as well as her own.

Kagami no Kuni no Harisugawa is finished and has 3 Volumes and 29 Chapters. It is also Known as: 鏡の国の針栖川, Harisugawa in Mirror World

4. No Bra

Masato is living on his own, but this soon changes. Nomura Yuki, a childhood friend, is coming to live with him. What could be better than having a beautiful girl living under his roof? It sounds great, but he'll soon find out Yuki's secret...

No Bra is finished and has 5 Volumes and 32 Chapters. It is also Known as: のーぶら, Nobura

3. Midori no Hibi

Seiji Sawamura is the toughest seventeen-year-old in town, feared by all for his fighting prowess and his deadly "Devil's Right Hand." But at heart, Seiji is a softy, and all he wants is an end to his seventeen-year history of being a lonely single guy. Unfortunately, his tough-guy reputation only serves to decrease his popularity with the ladies, until one day he wakes up to find a girl named Midori has replaced his right hand, and admits she has had a crush on him since middle school.

Midori Days is finished and has 8 Volumes and 86 Chapters. It is also Known as: 美鳥の日々, Midori no Hibi

2. Mx0

During a flashback, an interviewer inquires Kuzumi Taiga, a prospective student for Seinagi Private High School, on what he would do if he could use magic, during his entrance interview. He replies, "take over the world", with an outburst of laughter, from an attractive girl, following his answer. After the entrance exam, the school rejects his application; although he recalls almost nothing after this event, he does recall the girl, and believes the cause of his school of choice rejecting his application involves her.

Wandering around outside of the school the next day, Kuzumi tries to enter, but an invisible barrier blocks him. A teacher, Mr. Hiiragi, confuses Kuzumi for a student of the school ditching class and pulls Kuzumi into the school through the barrier.

Seinagi Private High School is actually a magic school; Kuzumi is a teenager with no magical skill. Mr. Hiiragi has just accidentally pulled Kuzumi through the barrier into Seinagi Private High School, a magic school.

Mx0 is finished and has 10 Volumes and 99 Chapters. It is also Known as: エム×ゼロ, Emu x Zero, emuzero, MxO

1. Tenshi na Konamaiki

Megumi Amatsuka, a rough and tumble nine-year-old boy, always dreamt of becoming the "manliest man on earth." Upon receiving a book of magic from a sorcerer whom he saved from a group of local thugs, Megumi summons a genie in order to make a wish. But due to a sick twist of fate, the genie turns out to be an evil one, and Megumi winds up being the "womanliest woman on earth"! Six years later... Megumi is the most desirable girl in school, but deep within her hot-mama facade is the same trash-talkin', punk-stompin' boy.

Cheeky Angel is finished and has 20 Volumes and 199 Chapters. It is also Known as: 天使な小生意気, Tenshi na Konamaiki