Yume de Aetara is a story about one guy Fuguno Masuo (a complete loser when it comes to relationship with women) and two girls: Shiozaki Nagisa and Hamaoka Miho. Since the story is pretty simple (and hilariously funny), further explanation will spoil everything (take the hint: watch it yourself!) (Source: AniDB)

After years of pining and confusion, a romance blossoms between high school friends Chikahira Asai and Kirara Imai, leading to their marriage. But their bright future together is tragically cut short when Kirara dies in a car accident on the day of their wedding. Kirara's love for Chikahira has allowed her to remain on Earth as a ghost, sending her eight years back in time to the moment when she becomes acquainted with her future husband. While Kirara hopes to use her ghostly powers to accelerate her younger self's romance, her good intentions might just become another obstacle on the road to love.

It's the first day of the new school year. 5th grader Ari and her best friends Suha and Min have started an after school activity called the Problem Solving Club. However, no one seems to have any problems that need to be solved. Disappointed Ari ends up discovering an unconscious hamster on the road. Amazingly...the hamster begins to speak. I must find the magic ring... (Source: Official Youtube Channel of Flowering Heart)

The Nyanbo are creatures with square bodies with ears and tails that came to Earth from outer space. There's Tora, who dreams of repairing their broken UFO and returning to space, as well as his sister Kotora, the precocious Shiro, the mischievous Mike, the mysterious Kuro, and many more. All of these Nyanbos are now happily living much like cats, free-spirited and sometimes getting into trouble, in places that humans don't know about. (Source: Crunchyroll)