If you're looking for anime similar to Go! Go! Heaven!, you might like these titles.
The song tells the tragic story of a man who, as an everyman in society, has been living a hopeless and hypocritical life "killing" his true self for the sake of livelihood.
OVA #1 - The Ajin Control Committee's most feared worst-case scenario: "The Shinya Nakamura Incident."
OVA #2 - A special side story depicting the everyday lives of the characters. This will let people see the unexpected and frank reactions that were never shown in the TV anime or films. Taking forbidden peeks at their lives might become a habit!
A young assassin known as Glass Heart, trained in killing since childhood, decides to end her own life. Unknown to her, powerful people in the criminal underworld are watching her every move, and a new heart, donated by a woman recently ran over by a truck, is stolen to replace the one she ruins. But as she slowly recovers, she begins to see strange visions from the life of the heart's previous owner. She decides to pursue these visions to discover their meaning, and find a new purpose in life. What she finds is Ryo Saeba, a lecherous old detective who despite appearances, could be the answer she has looked for all her life...
Pepe Benengeli continues his cycling journey with Team Pao Pao Beer, as they head to Japan to compete in the Japan Cup - a race that may be their very last together as a team. Teammate Jean Luigi Ciocci starts to question if he's doing the right thing after the suicide of legendary cyclist Marco Rondanini, whom he was close friends with, while Pepe rallies the team to push forward. For better or for worse, Team Pao Pao heads forth in the pouring rain to try and reach another victory.
A boy arrives in purgatory after dying, where he is informed that in his past life he committed a terrible sin, and cannot be reincarnated until he can remember what it was. Until he does, he is placed in the body of a middle school student named Makoto who committed suicide three days ago, and is instructed to live the deceased boy’s life. New Makoto quickly becomes fed up with his host body's situation, as the boy doesn't have any friends, his family life is in shambles, and his mere presence makes everyone around him nervous. But giving up is not an option, and if the spirit ever wants to move on, he must adjust to Makoto's life and understand what happened in the past.