Take the Yamabiko Shinkansen from Tokyo or Ueno station; this journey takes about 3 hours with stops at Sendai and more on the way up. From Sendai, the Shinkansen takes about half an hour, while there are also local trains and a highway bus for those on a budget.
From Sendai, there is a bus that goes to Ichinoseki on the hour. One-way is Y1500, and round-trip is Y2700. 80 minutes. Board in front of Sakurano department store on Aoba street, near the station's west exit.
