Highest Rated Manga

A collection of short stories drawn by Oda Eiichiro before One Piece became a major hit. Includes:
Wanted! (1992)
God's Gift for the Future (1993)
Itsuki yakou (1993)
Monsters (1994)
Romance Dawn (Version 2, 1996)

Popular guy, Hiiragi Tsukasa saves his classmate, Asahina Iori, from an attempted rape. His initial impression of Asahina was that he was a quiet and studious guy. But he's surprisingly plagued by his problem with attracting guys. So Hiiragi proposes that they pretend to start dating in order to keep the guys off of him. But after promising to protect Asahina from the others, he himself begins to fall for Asahina.

(Source: Hoshikuzuu Scans)

Jun loves women and their bodies, but finds himself watching a fellow male classmate after seeing him being molested on the morning train to school.

This manga is about heavy combat/armored fighting (HEMA, SCA, etc). And of course, with girls.

This 4-koma style manga features Yoshiko, a genuinely stupid girl (she can even manage to get all 0's on multiple choice tests). She hangs out at school with her childhood friend, who she claims to like, and he has to put up with all her ridiculous behavior!
(Source: MangaHelpers)

Following an "unfortunate" accident, Hanai Hikaru discovers the secret of Ishigami sensei ... or rather the secret of his nipples. Fortunately he is willing to help.

A story about a girl's short-lived quest to become more interesting in order to catch her crush's attention.

Haruma Shinohara has always been looked at as someone who is frightening and cold. With his attitude no one would have figured out that a first year, Tetsubei, had crumpled that exterior by stumbling upon Haruma's weakness. A oneshot about an unexpected secret, and the development of a sweet relationship.
(Soruce: Cosmique Scans)

Eiji, Haruki and Ikumi are childhood friends and neighbors. What happens when Eiji learns that his two best friends are fall in love with him? Can he choose one?

The king of hearts is the king that captures all girls' hearts.
Yui, a teacher at a cram school, is a girl who always helps anyone in trouble. After seeing her neighbor, Sakimoto, collapse on the street, it was only natural for her to nurse him back to health. But when she did, she started to be interested in this somewhat mean guy...?!
(Source: Aerandria)

1-3. Ouji no Hakoniwa
4-5. Dannetsu Senjou no Kodou
6. Ouji no Nakaniwa

A collection of stories.
1-3. Tadashii Ace no Kouryakuhou
4. Hypnotism Trick
5. Ani Tsura
6. Khaki P to Sumire-hime
7. Moshi Bare

One day a junior high school sophomore student Kuro-chan, discovers aliens coming out of her closet! Now, it's up to her to regulate these migrant aliens!

Closet otaku girl, Hirayama, lives a peaceful and normal school life...that is until she meets the smart, handsome and popular high school president and discovers his secret. Her peaceful and quiet world is now starting to fall apart.

(Source: AQUA Scans)

When summer break ended, high-schooler Ichijou Hajime found out that everyone in his class but him has gotten a girlfriend or boyfriend! Hajime suddenly finds himself as a "loner", but then Ninomiya Chitose transfers into his class...!?

Takeshi is straight until he sees Kazuya lying naked on his friend's couch. After their intimate encounter, can they find a way to make a relationship work and manage to survive on their unusual part time job? A series of short chapters currently running in Mellow Mellow.
(Source: Liquid Passion)
Included one-shots:One Heart, Otoshimono (Lost Property), Long Way Home

The story takes place in the distant future and focuses on a boy named Yuma Tsukumo, the number one bad boy at his school. Something unexpected happens when Ryoga challenges him to a Duel as the mysterious ghost of Astral appears before them, a new legend begins.

The feeling of love is difficult. That’s why I’ll try to be together with you. A teacher? A student? Their feelings?