You came on a mission to capture ghosts, but you didn't notice how you got distracted by chess...

It's a modern world, but people started noticing paranormal phenomena in many houses, and there were many deaths caused by suffocation or having their necks snapped, even though there were no traces of it. This led to the creation of a ghost hunting organization, which became very successful. Ghost hunters had a variety of equipment and seven possible clues, although there were only three clues per ghost. Many hunters worked in teams, while others worked alone. The hunters had their own van, which they parked near the house to make it easier to access their equipment.

Walter Anderson is a Moroi-type ghost. Moroi rise from the grave to feed on the energy of living beings. They can curse their victims, and the only way to break their spell is to use an antidote or to get as far away from the ghost as possible. A kind of vampire

Another story. A ghost like a Yokai that hated human voices, but your voice fascinated him.

Another story. An Oni-type ghost who always killed everyone indiscriminately decided to play with you, getting interested in