If you're looking for manga similar to Yume Tsukai, you might like these titles.
Identical twins Toni and Mika have a secret... they have psychic powers! They can communicate with each other telepathically, and when they're together, they can teleport. When tomboy Toni switches places with brainy Mika, comic and romantic mishaps ensue. Mika's creepy science teacher, Mr. K, is onto their secret and follows them around with a camera trying to get proof.
Momoko is a high school student, trying to live up to her older sister Sakura. Sakura works in an office along with many other coworkers. The two sisters, and their friends, experience the everyday hardships and situations of being a woman.
A small twin sister and brother's parents are working abroad, so the twin kids are raised by the neighbors. It's a heartwarming drama about the communications between the twins and the elderly people.
Twin sisters Rise and Airi live a fun-filled life with their older brother who is slightly attracted to them.
Taruto, a young cat-girl, lives with her masters, Iori and Kinako, in a world where she and any other cat-person appears to be nothing more than a normal animal. Believed to be the descendant of an ancient clan of cat-people with magical powers, Taruto can't help but make many friends and enemies in their new home of Okashina. Can Taruto discover her roots, while managing to not foul up her magical powers at least once? Only time and an awful lot of practice will tell!
More than twenty years ago, an evil summoner called forth the "Great Summon," resulting in the deaths of a third of the human race, and devils and monsters invading the earth. Years later, a painter named Tamura Fukutaro moves into "Ashiaraiyashiki," an apartment complex filled supernatural residents. As Tamura gets involved in the troubles of his non-human neighbors, a war begins among gods, devils, and the mysterious ruler known as "The Central."
14 years have passed since the "White Hero's" and the "Black Demon King's" decisive conflict during the war of Black and White. The world, now lacking of a Hero, was domineered by self-proclaimed "Heroes" who were showing off their power. However, some mysterious twins turn the tables around with their wisdom and ability...!