Welcome to Japan, Elf-san!

Synopsis:

Kitase Kazuhiro is a standard compensation man who generally leaves the workplace on time. Despite the fact that this is Japan, he might not be so ordinary after all. After that, the truly bizarre part comes in; He gets a good night's sleep, puts on his pajamas, and takes a shower every night. Then, he only wakes up when he dies or sleeps in a fantasy world in his dreams. After stumbling upon a dragon's den, he and his elf friend are both killed one day. A bad dream," he mopes, until he tracks down his mythical person companion in his bed.