If you're looking for manga similar to Tenkai Rikujou!, you might like these titles.
There is a place in heaven that is a "new Vienna" where classical musicians gather. The story follows Beethoven, who will meet other musicians like him, like Mozart, Liszt, Ravel, Bach and many more!
Satoshi-kun, a drifter, arrives in heaven to work at a bookstore as a substitute manager. There he meets Rui, a girl who also temporarily works there. Follow the daily events of these two people as the place they are in (Heaven's Bookstore) help those regain what they lost.
A gag one-shot by the author of Toriko about the lives of the bizarre race of gods, the Gods of Laughter.
The story revolves around Daichi, a 24-year-old man whose girlfriend has died, and Akari, his girlfriend who is now in heaven. Akari wants Daichi to forget her, but Daichi doesn't want to forget.
When happy-go-lucky Shiro is suddenly murdered by a jealous lover, he finds himself summoned to heaven by the teeny-tiny (and totally bored) God Kami-Sama. The two soon hatch a plot to form a “family” featuring the beautiful ninja Kuro…but little do they know that Kuro has his own troubled past! Will these three lonely misfits find a way to overcome their differences and forge a lasting bond?
Makoto lives alone until two strange boys from the world of games appear before her! One is a knight, and the other is a wizard. And just like in the game, Makoto becomes the "princess"! In order to save Princess Makoto from the wicked wizard, the cool knight Nanase begins living with her!?