If you're looking for manga similar to Mieru Hito, you might like these titles.
Rena Haze may be surrounded by spirits, but she feels as lonely as ever—that is, until her ever-growing spirit line catches the attention of Mitama, a wimpy spirit buster who swears to protect her no matter what. Rena may find Mitama and his unorthodox exorcism methods annoying, but there's something about him that keeps her coming back for more. The quest to free Rena of her spirit line starts now!
Our MC is attacked by a ghost while sitting at his computer. The story does not follow normal convention however: she (the ghost) doesn't kill him instead teases him with his computer, mostly because she is stuck in the wall and can only reach his computer. For comedy...
The man-made island of Nanaejima houses a population mostly consisting of high school students. The island is equipped with state-of-the-art research facilities that are open to all students on the island. Juugo Yama was exiled from his home and forcibly sent to the island of Nanaejima to attend the local high school. With a limited budget, he chose the cheapest apartment he could find, but there was a catch. The apartment is haunted by Nanana, a girl that was murdered in the room. Nowhere else to go, he will now have to live with his ghostly roommate and venture into the world of treasure hunting with his classmates in order to release Nanana.
Young Koishikawa Suzu, perpetually fearful of ghosts, has an ironic knack for attracting violent curses! However, a chance encounter with the supernatural may match the yin to his yang, and open his mind towards spirits along the way…!?
This is the story of Ichiro, whose life is changed forever when he discovers a procession of ghosts walking down the street and with a local reporter tries to figure out why the ghosts are walking through town.
Hanako is a ghost who for some reason possesses toilets and can't go to heaven. However, she isn't much depressed by this fact, and keeps busy with a blog about her experiences and lot of encounters with living people and other ghosts, whom she helps to make it through to heaven.
Where the hero and the demon lord ended up was modern day Chiba in Japan. With no means of getting back or even money to survive, mortal enemies were forced to join forces to survive. Now living pathetically as roommates in a small apartment, at a job that barely pays for the bills, the hero that was once admired by all his people and the demon lord that commanded legions of minions have to put their heads together to live.