Events

• 
  The Onuma Hakodate Snow and Ice Festival
• 
  The Onuma Lakeside Relay Race
• 
  The ceremony to pray for safety of Onuma Park
• 
  The Hokkaido Onuma Hera-crucian Fishing Tournament
• 
  The Nanae Akamatsu Street Summer Festival
• 
  The Onuma Lake Festival
• 
  The Hokkaido Onuma Great Run・Walk