Ragawa Marimo manga
Chiroru has always been close to her older brother. Later on, her brother decides to get married and Chiroru can't help but feel hurt and lonely. Though with the help of her friends and Aporo, her roommate, she is slowly getting through it, and is able to attend the wedding.
Mizuho can't believe his ears when Grandpa's will is read out. Grandpa's final wish is for Mizuho to attend the same academy as Mizuho's mother. The catch is it's an all-girls school. With the help of his friend Mariya however, he gets a makeover good enough to fool everyone at the academy.
Nomura Chizuko - a witch - is bored with her everyday life in the magic world. "That's it! I'll go to the human world and get some new motivation!" With that in mind, she heads off happily to her new life in the human world. With her childhood friend, Oosawa Nobuko, sticking close by her everyday to watch out for Yurine, a human who dreams of becoming a magician that befriended Chizuko after she arrived and is now doing as she pleases with Chizuko. [4-koma]
[Taken from Mangahelpers] Goraku Gakuen is a school with over 300 clubs and student associations, and all of them are under the supervision of the Student Council. After encountering the Student Council President, Gokou Karuta, a girl who avoids most of the clubs, is asked to be the Secretary. Thus begins her work of inflitrating and monitoring the often wacky clubs...
The Akei sisters are a happy go lucky sort of family and their lives are always filled with fun. The eldest, Hotaru, is a college student who is ditsy and is always in her own little world. The middle child, Hikari, is in junior high and her high energy keeps the family together. The youngest, Akari, is only in elementary school but she is the most mature one and is the voice of reason. The Akei family moves into a large condo complex where we see their simple and comedic lives.