What is the JR West-Kansai WIDE Area Pass?For the travelers who are planning to travel around wide Kansai area, the JR West-Kansai WIDE Area Pass is the most economical and useful pass. Compared to the Kansai Area Pass, this pass offers you unlimited ride to much larger area. With the pass you can travel from the Kansai Area (Kyoto/Osaka/Kobe) to Kansai Airport, the Okayama area, the Nanki area, and the Kinosaki onsen (hot springs)
Valid area of the JR West-Kansai WIDE Area PassThe JR West-Kansai WIDE Area Pass is valid for unlimited travel in the following area: Non-reserved seats on Bullet train “Sanyo Shinkansen (Shin-Osaka ⇔Okayama)”, Kounotori, Hamakaze, Kansai-airport express Haruka, Kinosaki, Thunder Bird, Kuroshio.
See a map for the detail.
http://www.westjr.co.jp/global/en/travel-information/pass/kansai_wide/
<NOTE>
The following trains cannot be used.
Bullet Train "TOKAIDO SHINKANSEN" (Shin-Osaka⇔Tokyo),
Bullet Train "SANYO SHINKANSEN" (Okayama⇔Hakata),
Bullet Train "KYUSHU SHINKANSEN" (Hakata⇔Kagoshima-Chuo)