The"Yui Rail" is a gateway for visitors to the main island of Okinawa, and a means of livelihood for residents,"Yui Rail" is a gateway for visitors to the main island of Okinawa and a way of life for residents of Okinawa.The theme song for the"Yui Rail" is"Okinawa," which is our roots. The members of D-51 were determined to make people who visit the station platform think,"Okinawa is really nice.The song was written as a reminder of the"HomeTown" where they were born and raised, as 20 years have passed since D-51's major label debut.Translated with DeepL.com (free version)