Items probably for an unused UFO ending can be found in the files of SH4. They can be found with the texture explorer or by using cheat codes, but cannot be used. See below to download a savegame with these.
A special balm for exorcism.
If thrown on the ground, a large area will be exorcised.
An old-fashioned key.
“4S cemetery” has been carved on to it.
It probably gets washed like the coin and becomes the channeling stone.
Probably used to obtain a UFO ending.
Below is a file with a PC savegame with the items:
Can’t guarantee it will work, but after backing up your own saved, you can try to put this in the save folder and then load the 3rd savegame.
More info on the translations also at SHC: