A spin-off manga includes various comedy gags of characters in the main series.

Balls are flying in Full Drive! Dan Tamashiro's quest to become a ping-pong master takes him to Japan where he meets a girl that puts a spin on his goal! [VIZ]

She is a fat ugly girl with a short body; she's a girl who used to be a loner, loser and always hated by everyone. It only takes one of a stranger's ‘abracadabras’ to turn her into a beauty and to stop the bullying.

Though it comes with a price: she can’t kiss "him" or go under any rain, or she'll become ugly again.

At first sight Jun seems like a hot vamp, however her sexy look is a complete lie.

In reality she is a very shy wallflower. But what's even worse: She is still a virgin! In desperation, she seeks refuge in her erotic daydreams which always turn into some odd situations.

And if that wasn't enough, she also finds out that the man of her dreams lives nearby.

An oblique erotic comedy about the burden of lust!

The protagonist, Kotaro lives together with his 3 sexy step-sisters

Asahi Sonorama (2000):
1. Kinpatsu no Sougen :
Meet NIPPORI Ayumu, an 80 year-old man, who, due to a serious heart condition, has spent sixty years of his life confined to his house. One morning, he wakes up believing himself to be twenty again. In his mind, he has become the youthful young man that he once was. However, reality fails to keep up with his illusion, and everything around him seems to be quite different from what he is used to. So, he decides that he is simply dreaming. As his reality becomes his dream, his unhappy world turns into a life enriched with happiness and expectations for the future. Ayumu is now enjoying his life to the full again.

Enter KODAI Narisu, an 18 year-old home-care worker who is newly assigned to look after Ayumu. To his great surprise, Narisu looks exactly like the girl he had fallen for when he was twenty and he immediately mistakes Narisu for her.

Narisu, on the other hand, is trying to deal with her own secret love. She is living amidst the uncertainties of youth, struggling to find her way.

Ayumu's happy dream. Narisu's fragile and sometimes painful reality. The story takes place in an old house, where these two contradicting worlds intertwine with each other through their words and exchanges. Ayumu gradually begins to realize what is real, until one day, he decides to find out whether what he believes to be his life is in fact a dream.

2. Yumemushi Hitsujigusa
3. Mizumakura Hanemakura
4. Ama no kaguyama
5. Non Regaato
6. Dahlia no Obi Less...

From MangaHelpers:
Mai has been helping out her childhood friend, Kunimitsu, every morning with soccer practice ever since they were little. After years of practice, Kunimitsu has been MVP 2 years in a row at the middle school nationals. One day, Reika - one of Kunimitsu's admirers - witnesses the two childhood friends practicing, and is shocked by Mai's ability to keep up. Determined to prove herself to Kunimitsu, Reika challenges Mai to a soccer challenge. Caught between her childhood crush and new competition, will Mai be able to hold her composure? With a tendency to get too nervous or fantasize about Kunimitsu, Mai has a hard time playing soccer outside of practice. Can she stop her lewd fantasies long enough to beat Reika?

An omnibus collection of short stories.

I really need money...The adult shop owner said she'd give me $1,000... But something's wrong! Why's my dick linked to the toy?!

After hearing about his father's hospitalization, Shouta decided to leave his Pastaio job in Italy and inherit his family Western cuisine restaurant in Hurubita Shopping District. Not much has changed in the district, except probably his-used-to-be-innocent childhood friend, Makoto, who had now bloomed into an attractive guy everyone in the district wanted to sleep with. Makoto's casual sexual relationship with many young men in the district kinda drives Shouta crazy, but maybe... Just maybe Makoto still saves some of his innocence for the guy who hadn't been home for 7 years.

A monster appears close to a village. To prevent it from attacking, the villagers offer it the town’s only virgin, Popa, as a sacrifice. The monster doesn’t like the taste...

A very short oneshot about a man and his maid...

10-year old Ken (Ken'ichi) Mitsoba is an average kid who goes to elementary school, and struggles with his studies. Meanwhile from ninja land aka Land of the Ninjas, a little ninja named Kanzo Hattori comes, and befriends Ken'ichi. Hattori is now a part of the mitsoba family along with his brother Shinzou, and his ninja dog, Shishi-Maru. Hattori helps Ken'ichi with his problems, and constantly keeps an eye on him, as a good friend.

A boy falls in love with another boy, but it doesn't go as planned. Years later, he's scouted and has an unexpected reunion...

The manga centers on Shin Kiba, a middle school student who accepts his destiny as a human weapon in order to fight evil and protect Japan.

A collection of one-shot tributes to Akagi compiled for Akagi's 20th Anniversary. 36 Different Manga artists come together to pay tribute to a very long-running manga series!

A bi-monthly Japanese style yonkoma comedy manga series written and illustrated by KATA which chronicles the everyday life and adventures of Crunchyroll's original character and mascot Crunchyroll-Hime.

Somewhere, there’s a business town where angels and devils work. Former two colleagues, Kuroishi and Hoshiuchi landed themselves in this part of the world after dying from having (too much) sex and started working as a devil and an angel respectively. Now, Hoshiuchi spreads the word that Kuroishi is his cute lover. But it seems Kuroishi is not enjoying this…?

Minayoshi Yuu is trying to help his mother Minayoshi Touko, who was once a national idol, recover from a strange "ailment." For her, he will do anything, even if it means finding a way to go back in time to erase the pain from her mother's past and bring her back to normal in the present.

An odd, barrel-shaped dog displaying mischievous and human-like behavior, a cute Taru Shiba's laid-back lifestyle.