With the advent of platforms like Skype, it has become very easy to connect with people from around the globe, and even teach classes face-to-face with someone from another continent. Since English is a language spoken in most countries across the world, there is a big demand for English language teachers, especially in Japan.
There is a $10 yearly fee, it’s simple to sign up for it and the money is decent – $5 for a 25 minute class and $10 for a 50 minute class – but it does require a decent amount of work and good people skills.
There also may not be a position available at all times, so you can end up waiting a while for a job opportunity to present itself.