In 1990 , the railway applied for a permit to operate through service with the Keisei Railway from Keisei Narita Station ; construction of a through link was approved in 1996 .
The line opened for operation on October 22 , 2002 .
In 1990 , the railway applied for a permit to operate through service with the Keisei Railway from Keisei Narita Station ; construction of a through link was approved in 1996 , and the line opened for operation on October 22 , 2002 .