Mata Onaji Yume wo Mite ita
Toumei na Ai no Utsuwa
demon that feeds on the sadness of others attaches himself to a guy with bad luck (in the end the demon dies because he wants uke to be happy)
Waters
mc has dreams of an abandoned village where just a boy and hs father live turns out this village was real but was overrun and sank by a damn the child in the dream drowned while trying to find the dragon in the waterfall this kid is the mc's uncle, but was never able to grow up since hes dead the mc went into a coma and stayed with her uncle and his grandpa her mother and grandmother recently had dreams of the past and realised they needed to go back to village to save the mc there was a giant drought which caused the village to resurface they ended up saving the daughter and the grandpa, turns out he was not dead only in a coma in another hospital
Magi no Okurimono