Here is a list of the schedules of the 2025 summer operation of the ski areas in Toshin and Chuodo Area.
Sugadaira Kogen … 4/18 (Fri.) – 10/31 (Fri.) Sania Park, Golf Field
REWILD ZEKKEI GLAMPING RESORT … 4/26 (Sat.) – 10/26 (Sun.) Camp, Glamping
Karuizawa Prince Hotel … 4/26 (Sat.) – 9/28 (Sun.) Sightseeing Lift, Zip Line, Karupuri-no-mori Forest *KARUIZAWA PRINCE SHOPPING PLAZA is open all year round
Kurumayama Kogen … 4/18 (Fri.) – 11/3 (Mon.) Tenbo Lift
Ontake … 5/17 (Sat.) – 10/31 (Fri.) Off-road Park, Camp
Yachiho Kogen … 4/18 (Fri.) – 11/24 (Mon.) Camp