12 Evil Cats

Fantasy

What? A super sweet senior and a tsundere teaching assistant are both her cat guardians?! This girl with a thousand-year-old jade in her body is the successor to the previous master of these Thousand Year Cat Men. With inexplicable events popping up one after the other, the twelve cat guardians and their ancient secrets are there for this naive girl to slowly unravel...

12

Drama Josei

This volume collects six short stories by Yamagata Satomi about girls between the ages of seven and sixteen and how these girls deal with the challenges of growing up, such as parental abandonment, the misunderstandings of teachers and other students, and nascent sexuality.

Tribal 12

Action Adventure Fantasy

From a great lost in her life, a girl scientist created a new substance called 'Metaphysic particle'. The substance has a power that what's in one's strong mind can become a real thing. Due to an accident, the substance got spread around the world. Afterward, monsters appear and create chaos around the world. People blame the girl and called her 'Witch' since they think that the monsters are resulted from the substance. Among mankind, there are some people who can use this 'Metaphysic particle'. They use strong power of mind to create a beast to fight with monsters. Afterward, they, who use 12 items to create those beasts, become known as TWELVE. (Source: MU)

Tetsunabe no Jan

Action Comedy Shounen

Jan Akiyama, a cocky arrogant teenager wants to fulfill his grandfathers wish of defeating his arch nemesis Mutsuju Gobancho. When he arrives at the Gobancho restaurant he meets his granddaughter Kiriko Gobancho. Their rivalry is easily compared to theirs grandfathers, for Jan believes cooking is about competition and Kiriko believes cooking is about heart. (Source: MU)

Dame Ningen Jan

Romance Yuri Slice of Life

Loneliness... They meet on a park bench one night. They were just classmates, barely knew each other. Secrets... Something make them talk to each other, reveal truths about themselves. Warmth... In the chill night kisses and caresses are more than just lust, as they explore and discover. Love...? (Source: Baka-Updates)

12-sai.

Romance School Shoujo

The story begins with Hanabi, a sixth-grade girl who is neither an adult nor a child. She deals with issues such as accidentally witnessing her homeroom teacher kissing, and worrying about experiencing physiological changes before her friends. The manga depicts a 12-year-old girl's innocent worries and first love. (Source: ANN)

12 Months

Drama Romance Shoujo

In 12 months you'll be invited into the life of a group of students who discover with joy and sadness the meaning of "Love." (Source: ShoujoMagic)

12 Demons

Demons Supernatural

Alice 12

Historical Shounen

Tetsuhai no Jan!

Game Psychological

An alternate universe story about Kurogane Jan, who becomes a cook and occasional player at the Sanbanchi mahjong parlor.

Tetsunabe no Jan!! 2nd

Action Comedy Shounen

Ja Ja Ja Jan!

Comedy Shounen

12 Seiza Danshi

Comedy Yaoi

Series of one-shots where the characters represent personalities of the 12 zodiac signs. 1. Nigerarenai Hoshimawari. (Inescapable Fate.) 2. Hoshi ni Negai wo, Kimi ni wa Ai wo (Wishing on the Stars, for Your Love) 3. Hoshi nante Shinjinai! (I Won't Believe the Stars!) 4. Brocon☆Homestay (Brother Complex☆Homestay) 5. Gentei☆Homestay (Restricted☆Homestay) 6. Supporters☆Homestay

12 Kounen no Motoko

Drama Romance Shoujo

Motoko confessed her love to Shinsei, he answered it by saying that he is now only interested in playing soccer. Motoko's health is not in good shape and she has to stay over at the hospital regularly. She's however, try to be with Shinsei as much as possible.

12-ji kara Hajimaru

Yaoi

Shouyu operates a cozy pub called "Tamaya's" in a sleepy part of town. In the evening all kinds of tired office workers gather in his shop to drink away there daily worries. Shouyu has more or less settled down in his lifestyle as a gay bar owner, even though his love life has been rather lukewarm since the incident 12 years ago. What will happen when his past unexpectedly catches up with him? (Source: MU)

12-fun no Étude

Music Shoujo Ai

12-ji no Kenryokusha

Action Romance Josei

One day, Koyuki, a girl who works at a tavern in the port city of Salim, is saved from the advances of a feudal lord by a pair of twin princes, the cool and collected older brother Eleven and the free-spirited younger brother Twelve. After they invite her to the palace, Koyuki begins to learn the truth and destiny of the Empire. A royal fantasy revolving around the myths of the desert empire Orchis!! (Source: Jmanga)

12-gatsu no Veronica

Drama Fantasy Romance

12-sai kara no Himitsu

Drama Shoujo

• 12-sai kara no Himitsu • Moe-chan to Yuuji-kun • Wedding Summer • Room Number 106 (Room 106) • Virgin Crasher (Source: MU)

Higurashi no Naku Koro ni Jan

Seinen

This chapter of the Higurashi no Naku Koro ni series, called the "Mahjong" chapter, is related to a "dramatic mahjong" game being released for the PSP in November 2009. This time, Keiichi (a boy who moved to the small village of Hinamizawa), finds himself drawn into a special mahjong course at his school.

Tetsunabe no Jan! R: Choujou Sakusen

Action Comedy Shounen

12/24. Suki no Hito.

Romance School Shoujo

12-nin no Shinitai Kodomo-tachi

Mystery Psychological Seinen

The story is a locked-room mystery where 12 kids go into an abandoned hospital to give up on life. In the room where they meet, a boy is already lying dead, and no one knows who he is. (Source: ANN)

12 no Tsuki no Meguru Aida ni

Horror Vampire Supernatural

After Kasukabe Kaede turns 17 years old, she finds out that she is the daughter of a vampire. She must now decide if she wants to embrace her vampiric roots or her human roots.

12-ji no Kane ga Naru

Comedy Fantasy Horror

After a night of blissful freedom, Cinderella reluctantly returns to a life of mundane servitude. Only yesterday, she was the star of the royal ball—dancing with and captivating the prince. The toll of the clock striking 12 marked the end of that fleeting night and made liberation an impossible dream. But unbeknownst to her, she is being sought after by the kingdom. Will this bring about her salvation, or the exact opposite? In this twisted take on the classic folk tale, Cinderella quickly learns that everything has a cost, and anything that sounds too good to be true almost certainly is. [Written by MAL Rewrite]

Higurashi no Naku Koro ni Jan: Tsubamegaeshi-hen

Mystery Sports Psychological

Alternate story for Higurashi no Naku Koro ni Jan

12-gatsu ni wa Jazz wo Kiku

Drama Romance Shoujo

1. 12-gatsu ni wa Jazz wo Kiku 2. Dakara Anata wo Aishiteru 3. Nin Niki Ninjin Story

Saint Bloom Gakuen: 12 Tsuki no Hanakishi

Fantasy Romance School

My prince, do my feelings reach you-? This is a world where magic exists. People with the ability to use magic are gathered together at a magic academy city where there are 12 special boys called "flower knights." All of the girls admire them and have feelings for them. This is a mysterious story of 12 months of language of flowers. Now love is beginning. (Source: Famitsu)

Anta nanka to Tsukiaeru Wakenai jan! Muri! Muri! Daisuki!

Comedy Romance School

Time Shift: Kimi to Mita Umi, Kimi ga Ita Sora

Drama Romance Supernatural

12-nin no Yasashii Koroshiya: Leo Murder Case

Action Mystery Shoujo

Seducing the guests to make them pay the most, that is the job of a host. Takashi, currently the No. 1 host, is an apparent professional when it comes to being a host. One evening Takashi is bought off by a special guest and Takashi is obliged to follow her to the "after" part of the night. However, Takashi overhears a young girl screaming for help, and he declines his obligation to help the girl. Takashi asks why she is alone, and the girl replies saying that she seeks revenge on a guy who killed her older brother. As Takashi lets her sleep at his friend's home, he suddenly appears in a mysterious meeting among 12 people, the Persona XII, where their supposed next target is the man who the girl is seeking to kill. This is the moment where we witness Takashi's destiny becoming the hitman of this mission take flight! (Source: MangaHelpers)

12-nin no Yasashii Koroshiya - Libra: Kuroki Shinpan

Mystery Shoujo

12 no Jubaku: Bukiyou na Toshi no Sarenai

Romance Josei

Kuro x Hitsuji: 12-nin no Yasashii Koroshiya

Mystery Drama Psychological

Kimi wa Hitori ja Nai jan, to Boku no Naka no Hitori ga Itta

Drama Romance