Hiroshima-Yamaguchi Area pass is valid for unlimited travel in the following trains.
– Non-reserved seats on Bullet Train “SANYO SHINKANSEN” (Mihara⇔Hakata)
– Non-reserved seats on Express Trains
– Special Rapid Services, Rapid Services, and Local trains on JR-WEST Conventional lines
– JR WEST MIYAJIMA FERRY (Miyajimaguchi⇔Miyajima)

* These trains below cannot be used.
– Bullet Train “SANYO SHINKANSEN” (Mihara⇔Shin-Osaka)
– Bullet Train “TOKAIDO SHINKANSEN” (Shin-Osaka⇔Tokyo)
– Bullet Train “KYUSHU SHINKANSEN” (Hakata⇔Kagoshima-Chuo)

Please see here for a map of the covered train routes.