"Hiromi, when do you get off work today?" With a little time left before the end of the workday, Chen Yu finished up his tasks and went to the surgical office, strolling over to Jounouchi Hiromi's desk.
Hospitals are probably the least likely places in the world where one can leave work on time, as you never know when a patient will show up, necessitating overtime.
Fortunately, Japan's tiered healthcare system means that emergency cases are usually concentrated in community hospitals and such, with fewer emergency patients being sent to large university hospitals like Eastern University Affiliated Hospital. Of course, if there is a sudden emergency, ambulances will still bring in patients, and there can be crises with inpatients, so there are still occasions when patient rescues are needed.