Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Nikkō (73% of total searches to Tochigi Prefecture). The next most popular destinations are Utsunomiya (18%) and Nasushiobara (7%). Searches for hotels in Nasu (2%) are also popular.
KAYAK users have found double rooms in Tochigi Prefecture for as cheap as £35 (Nasushiobara) in the last 3 days. The average price is £90.