Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Atami (35% of total searches to Shizuoka Prefecture). The next most popular destinations are Shizuoka (22%) and Gotemba (22%). Searches for hotels in Izu (21%) are also popular.
KAYAK users have found double rooms in Shizuoka Prefecture for as cheap as $60 (Shimada) in the last 3 days. The average price is $258.