三保ダム (Saho Dam) – A Hidden Gem in Gotemba, Shizuoka
Discover the tranquil beauty of Japan’s lesser‑known dam, soak in stunning mountain views, and explore nearby natural wonders—all just a short ride from Tokyo.
1. Introduction
If you think Japan’s most famous sights are only skyscrapers, temples, and cherry‑blossom lanes, think again. Tucked in the foothills of the iconic Mount Fuji, 三保ダム (Saho Dam) offers a serene escape for hikers, photographers, and anyone craving a slice of unspoiled nature. The dam’s crystal‑clear reservoir mirrors the surrounding forest, creating a picture‑perfect backdrop that changes with every season. Whether you’re a local weekend adventurer or an overseas traveler seeking off‑the‑beaten‑path experiences, Saho Dam should be on your Shizuoka itinerary.
2. About 三保ダム
- Location: Gotemba, Shizuoka Prefecture, Japan
- Coordinates: 35.409883 N, 139.041413 E
- Type: Multipurpose dam (dam 🏗️)
Saho Dam was constructed as part of the region’s water‑resource management plan, helping regulate river flow, support irrigation, and provide flood control for the surrounding communities. While the exact height and altitude of the structure are not publicly listed, its presence is unmistakable against the rolling hills of Gotemba.
The dam’s name—三保—derives from the historic “Saho” area, a place once known for its rice paddies and forested valleys. Over the decades, the reservoir created by the dam has become a popular spot for locals to fish, kayak, and simply enjoy the quiet rustle of leaves. In recent years, the site has attracted more visitors thanks to improved access roads and growing interest in eco‑tourism across Shizuoka.
3. How to Get There
By Train + Bus
- From Tokyo: Take the JR Tokaido Shinkansen to Shin‑Yokohama (≈30 min) and transfer to the JR Tokaido Line for Gotemba Station (≈1 h).
- From Gotemba Station: Board the local Gotemba Bus (bound for “Saho Dam” or “Sakae‑cho”) and alight at the Saho Dam stop (≈15 min).
By Car
- From the Tomei Expressway: Exit at Gotemba Interchange (E16). Follow the signs for National Route 138 toward the Gotemba‑Fujiyoshida area, then turn onto Prefectural Road 71 that leads directly to the dam. The drive from Gotemba city center takes about 20 minutes.
By Bicycle
For the adventurous, the Shizuoka Cycling Route 5 passes near the dam, offering a scenic 30‑km ride from Gotemba Station with gentle climbs and panoramic views of Mount Fuji.
Pro tip: Parking is limited near the dam’s visitor area. Arrive early on weekends, or consider using the public bus to avoid the hassle.
4. Best Time to Visit
| Season | Highlights | Why Visit |
|---|---|---|
| Spring (Mar‑May) | Cherry blossoms along the reservoir, fresh green foliage | Mild temperatures (10‑20 °C) and vibrant colors make for perfect photo ops. |
| Summer (Jun‑Aug) | Lush canopy, occasional mist over the water | Ideal for kayaking or a cool picnic under the shade. |
| Autumn (Sep‑Nov) | Brilliant maple and ginkgo leaves, golden reflections | The dam’s surface turns amber, creating a painterly landscape. |
| Winter (Dec‑Feb) | Snow‑capped Mount Fuji backdrop, quiet atmosphere | Fewer crowds; the dam’s icy edges add a magical feel. |
Overall recommendation: Late October to early November offers the most dramatic foliage, while early May captures the delicate cherry blossoms without the crowds of Golden Week.
5. What to Expect
Scenic Views
From the main observation platform, you’ll see the reservoir stretching toward the foothills of Mount Fuji. On clear days, the iconic peak appears like a distant sentinel, its snow‑capped summit reflected in the water’s mirror‑like surface.
Walking Trails
A short, well‑maintained trail loops around the dam, marked with interpretive signs explaining the dam’s role in local water management. The path is mostly flat, making it accessible for families and casual walkers.
Wildlife
Early mornings bring a chorus of bird calls—great tits, Japanese bush warblers, and occasional kingfishers darting over the water. In the cooler months, you might spot sika deer grazing near the forest edge.
Recreation
- Fishing: Permits are available at the visitor center for those who wish to try local trout and carp.
- Kayaking & Paddleboarding: Rental boats are offered during the summer months (June‑August).
- Picnicking: Designated picnic tables are situated near the shore, with trash bins to keep the area pristine.
Facilities
- Visitor Center: Open 9 am – 5 pm (seasonal). Provides maps, restrooms, and a small exhibition on dam engineering.
- Restrooms: Clean, gender‑neutral facilities near the observation deck.
- Souvenir Shop: Offers locally made crafts, including bamboo water bottles and Shizuoka‑style green tea.
6. Nearby Attractions
While Saho Dam is the star of the day, the surrounding Gotemba region boasts several other natural gems within a short drive:
| Attraction | Distance | Type | Quick Note |
|---|---|---|---|
| [Dam in Kanagawa] | 3.0 km | Dam | Located just across the prefectural border, perfect for a quick photo stop. |
| 法行滝 (Hougyou Waterfall) | 3.7 km | Waterfall | A 15‑meter cascade surrounded by mossy rocks; best visited after a light rain. |
| [Unnamed Weir] | 4.6 km | Weir | Small but charming, often used by locals for traditional fishing. |
| 中島ダム (Nakajima Dam) | 6.0 km | Dam | Offers a larger lake for boating and a scenic walking path. |
| [Another Dam] | 6.0 km | Dam | Ideal for dam‑enthusiasts interested in comparing engineering styles. |
Tip: Combine Saho Dam with a visit to Hougyou Waterfall for a “water‑themed” day trip. The waterfall’s mist creates a natural rainbow on sunny afternoons—an Instagram favorite!
7. Travel Tips
| Tip | Details |
|---|---|
| Bring a rain jacket | Shizuoka’s weather can change quickly, especially in the mountains. A lightweight, waterproof layer keeps you comfortable. |
| Footwear | Sturdy walking shoes or light hiking boots are recommended; the trail can be slippery near the water’s edge. |
| Cash | While the visitor center accepts cards, some small vendors (souvenir stalls, boat rentals) prefer cash. |
| Timing | Arrive early (before 10 am) to avoid the weekend crowd and capture the soft morning light on the reservoir. |
| Photography | Use a polarizing filter to reduce glare on the water and enhance the colors of Mount Fuji in the background. |
| Respect the environment | Stick to marked paths, carry out all trash, and follow any posted signage about wildlife protection. |
| Language | Most signs are bilingual (Japanese/English), but learning a few basic Japanese phrases (“こんにちは”, “ありがとう”) goes a long way with locals. |
| Connectivity | Mobile reception is generally good, but consider downloading offline maps (Google Maps offline area) in case you venture into deeper forest zones. |
Final Thoughts
三保ダム may not appear on the typical Japan travel checklist, but that’s precisely why it feels like a secret treasure. The combination of tranquil waters, lush forest, and the distant silhouette of Mount Fuji creates a setting that feels both intimate and grand. Pair it with nearby waterfalls and other dams, and you’ve got a full day of nature immersion without the tourist traffic of more famous sites.
Pack a snack, bring your camera, and let the gentle hum of the dam’s turbines guide you into a peaceful corner of Shizuoka that’s waiting to be discovered.
Happy travels, and may your journey to Saho Dam be as refreshing as the mountain air itself!