Both shows put different strangers under the same "roof" to try to match them up friendship vise and couples. Both shows also feature hosts who comments, makes jokes and talks about the show.

The difference is that Single's Inferno is on an island and Terrace House is in the city.

Both are from the same show Okinawa is just a sequel to Love in Tokyo and a prequel to Itazura na Kiss - Love In Tokyo 2