Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Atami (39% of total searches to Shizuoka Prefecture). The next most popular destinations are Gotemba (24%) and Shizuoka (21%). Searches for hotels in Higashiizu (16%) are also popular.
KAYAK users have found double rooms in Shizuoka Prefecture for as cheap as S$ 35 (Hamamatsu) in the last 3 days. The average price is S$ 307.