Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Iwakuni (60% of total searches to Yamaguchi Prefecture). The next most popular destinations are Yamaguchi (18%) and Shimonoseki (18%). Searches for hotels in Hagi (4%) are also popular.
KAYAK users have found double rooms in Yamaguchi Prefecture for as cheap as $19 (Shunan) in the last 3 days. The average price is $93.
In the last 72 hours, users have found Yamaguchi Prefecture hotels for tonight for as low as $29 (Shimonoseki). Users have also found 3-star hotels from $29 (Shimonoseki) and 4-star+ hotels from $196 (Yamaguchi).