
Enjoy Winter at Lake Onuma! This plan lets you choose and enjoy winter activities like smelt fishing, ice snowmobiling, and sleigh tours.
Eligible Stay Periods
・Wakasagi Fishing / Night Wakasagi Fishing Plan: January 4 – February 28, 2026
・Ice Snowmobile / Island-Hopping Sled Tour: February 1 – February 28, 2026
・Snowfield Exploration / Forest Sled Tour: Until January 31, 2026

Wakasagi ice fishing is a winter tradition at Lake Onuma. It’s hugely popular because anyone from children to adults can enjoy it without bringing anything, and it’s easy for beginners to try.
・Location: Lake Onuma Park Plaza “Wakasagi Fishing Area”
・Hours: 9:00 AM to 4:00 PM (Last admission at 2:30 PM)
Please specify your desired time slot when making your reservation.

A winter night on Lake Onuma, spread out across the silent ice. Why not spend a special time enjoying wakasagi fishing, illuminated by the lights?
Ultra-bright green lights attract massive schools of wild wakasagi!
Plus, receive fishing tips from experienced instructors and sample a platter of wakasagi tempura.
Designed for easier wakasagi fishing than during the day, this activity is enjoyable even for beginners.
・Location: “Wakasagi Fishing Area” within Onuma Park Plaza
・Meeting Time: 4:00 PM to 5:00 PM
・Experience Duration: 60 to 90 minutes
Due to the nature of the meeting time, please complete hotel check-in between 3:00 PM and 4:00 PM.
When making your reservation, please be sure to enter your estimated arrival time at the venue.

Why not experience the exhilaration of snowmobiling across Lake Onuma’s vast winter wonderland? Snowmobiling across the frozen lake and snowfields is a popular activity offering the unique thrill and speed of winter. Gliding through the scenery of sparkling white Lake Onuma is an extraordinary experience.
・Location: Lake Onuma Park Plaza
・Hours: 9:00 AM – 4:00 PM (Last check-in at 2:30 PM)
Please specify your desired time slot when making your reservation.
Driving is available for high school students and older.

Winter Lake Onuma’s Unique Scenery: Island-Hopping Sled Tour
Glide leisurely through winter’s unique scenery aboard a sled on our “Island-Hopping Sled Tour.” This quiet, peaceful activity lets you traverse the frozen lake surface while viewing the islands dotting Lake Onuma up close. The snow-covered silhouettes of the islands and the expansive views beneath the clear winter sky offer a special charm impossible to experience on foot.
・Location: Lake Onuma Park Plaza
・Hours: 9:00 AM – 4:00 PM (Last admission at 2:30 PM)
Please specify your desired time slot when making your reservation.

Winter-exclusive “Sled Tour” through Lake Onuma’s snow-covered landscape. Ride a sled pulled by a snowmobile as you leisurely traverse approximately 2 km of snowfields. Enjoy the beautiful winter scenery of Lake Onuma up close. This time surrounded by quiet nature offers a special experience that calms the mind.
As the tour takes place within the hotel grounds, participation is easy and convenient.
・Location: Hakodate Onuma Prince Hotel
・Times (Scheduled Departures): 9:00・10:00・11:00・13:00・14:00・15:00
・Duration: 20 minutes