Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Fujikawaguchiko (86% of total searches to Yamanashi Prefecture). The next most popular destinations are Fujiyoshida (10%) and Yamanashi (3%). Searches for hotels in Yamanakako (2%) are also popular.
KAYAK users have found double rooms in Yamanashi Prefecture for as cheap as $27 (Fujikawaguchiko) in the last 3 days. The average price is $220.
In the last 72 hours, users have found Yamanashi Prefecture hotels for tonight for as low as $52 (Yamanakako). Users have also found 3-star hotels from $173 (Yamanakako) and 4-star+ hotels from $383 (Yamanakako).