As a foreigner living in Japan, with the possible exception of ending up in jail, the scariest situations you can possibly be in are the emergency ones. Even for those of us who can speak Japanese relatively well, medical language and/or jargon can be hit or miss, and every second lost in trying to explain your condition or that of your loved one can make the difference between life or death.
Although I’m speaking in the context of martial arts injuries, the following video was made in part to show all of us the basics of First Aid so if necessary, we can take those steps to care for our loved ones until trained help can arrive.