Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Kumamoto (41% of total searches to Kumamoto Prefecture). The next most popular destinations are Minamioguni (35%) and Aso (23%). Searches for hotels in Minamiaso (1%) are also popular.
KAYAK users have found double rooms in Kumamoto Prefecture for as cheap as S$ 22 (Minamiaso) in the last 3 days. The average price is S$ 295.