Route Overview
The Ontake Skyline is a scenic mountain road running along the slopes of Mount Ontake in the Kiso region of Nagano Prefecture. It connects Kaida Kogen (Kaida Highlands) to the Ontake Ropeway area. The elevation reaches around 1,800 meters. Though the road is about 15 km long, it offers stunning views of the majestic Mount Ontake and serves as an access route for sightseeing and hiking.
Recommended Driving Section
The best section to drive is from Kaida Kogen to the Ontake Ropeway (Kurosawa Trailhead). This route offers a close-up view of Mount Ontake and passes through beautiful highland scenery throughout the year.
Road Conditions and Safety
The road is fully paved and relatively wide. There are many curves, so cautious driving is recommended, but standard vehicles can use it without issue. Because of the high elevation, weather conditions can change quickly.
Nearby Attractions
- Ontake Ropeway
- Kaida Kogen Ice Cream Shop
- Kiso Horse Park (see native Kiso horses)
- Ontake Visitor Center
Local Food
- Soba noodles from Kaida Kogen
- Fresh highland milk and soft-serve ice cream
- Mountain vegetable dishes and river fish
Fees and Access
The Ontake Skyline is toll-free.
Access: From the Chuo Expressway, take either Nakatsugawa IC or Shiojiri IC. Drive along National Route 19 toward Kiso-Fukushima. From there, it’s about 30–40 minutes to Kaida Kogen.
Best Season and Weather
The road is best enjoyed from June to October. Summer is cool and pleasant, and autumn offers spectacular foliage. The road is closed in winter due to snow, usually from early November to mid-May.
Touring Plan Example
Day Trip Model Course:
Kiso-Fukushima → Kaida Kogen (lunch and ice cream) → Ontake Skyline → Ontake Ropeway (view and walk) → Kiso Horse Park → Return trip