With a Sendai Marugoto Pass, you can take the JR trains in the Sendai-Matsushima-Yamadera-Iwanuma area, Loople Sendai sightseeing buses, Sendai municipal buses(excluding buses to the airport), the Sendai municipal subway on the entire line, and Miyagi Kotsu buses on some routes as much as you like for two days.
LOOPLE SENDAI
If you wish to freely visit some sightseeing attractions in the downtown area within a short time, rediscover the excitment of a bus tour by riding "the Sendai City Loople Bus". You can purchase a very affordable one-day pass which allows unlimited rides to explore Sendai.
City Buses and Railway(Sendai City Transportation Bureau)
At this link, you will find the homepage of the Sendai City Traffic Bureau.
Shinkansen(Bullet train) East JAPAN RAILWAY
Useful information on East Japan Railway, such as fares and tickets.
SENDAI AIRPORT
Contains useful information such as timetable information and how to access Sendai airport.