Mt. Gassan Hiking Guide: Ubasawa Lift Route, Haguro (8th Station) Trail and 2026 Season Closures

Information checked October 24, 2026 against official notices from Gassan Visitor Center (updated October 19, 2026), Gassan Ski Resort (Gassan Tourist Development), Nishikawa Town, and Yamagata Mountain Portal (Yamagata Prefecture).

1. Overview of Mt. Gassan (1,984 m)

Mt. Gassan (月山, 1,984 m) stands near the center of Yamagata Prefecture inside Bandai-Asahi National Park and is one of the 100 Famous Japanese Mountains (Nihon Hyakumeizan). Together with Mt. Haguro (羽黒山) and Mt. Yudono (湯殿山), it forms the sacred Dewa Sanzan (出羽三山) mountains, with Gassan Shrine Hongu (月山神社本宮) at its summit.

Item	Details
Elevation	1,984 m (Yamagata Mountain Portal)
Location	Yamagata Prefecture (Tsuruoka City, Nishikawa Town, and surrounding municipalities)
Designations	100 Famous Japanese Mountains, Dewa Sanzan, Bandai-Asahi National Park
Main Trailheads	Ubasawa (姥沢) in Nishikawa Town / Haguro 8th Station (羽黒口八合目) in Tsuruoka City
Official Trail Grading	Haguro (Midagahara) Route: Physical Level 3 / Technical Grade A Ubasawa (Shizu) Route: Physical Level 2 / Technical Grade B (Yamagata Mountain Portal)
Typical Season	Mid-June to mid-October (Yamagata Mountain Portal)

Autumn grass foliage along the ridge of Mt. Gassan — Autumn colors along the ridge of Mt. Gassan. Photo: Koda6029, Wikimedia Commons (CC BY-SA 4.0)

2. 2026 Season Schedule and Late-Autumn Closures

According to the Gassan Visitor Center (updated October 19, 2026), Gassan Ski Resort, and Nishikawa Town, almost all mountain facilities, lifts, and upper access roads have concluded their 2026 summer/autumn operations:

Facility / Service	2026 Schedule & Current Status (as of Oct 19, 2026)
Gassan Shrine Hongu (Summit Shrine)	Open July 1 – September 15, 2026 (purification fee: 500 yen per person). Closed for the 2026 season on September 15.
Gassan Pair Lift (Ubasawa)	Operated April 10 – October 18, 2026 (8:00–16:30; last uphill boarding 16:15; suspended Sept 1–3 for maintenance). Ended for the 2026 season on October 18.
Gassan Pair Lift Fares (Nishikawa Town)	Single ride: Adults 1,200 yen / Children 600 yen Round trip: Adults 1,800 yen / Children 900 yen (elementary school and younger; preschoolers free)
Prefectural Route 211 (Gassan Park Line to 8th Station)	Closed at the 4th Station Gate from October 19, 2026 at 15:00 for the winter season.
8th Station Parking Lot & Public Toilet	Closed for the 2026 season.
Shonai Kotsu Bus to Gassan 8th Station	Ended for the 2026 season on September 27, 2026 (buses between Tsuruoka Station and Mt. Haguro Summit continue operating).
8th Station Rest House, Midagahara Sanrojo, 9th Station Busshoushikegoya, 9th Station Public Toilet, Summit Hut	Closed for the 2026 season. No staffed facilities or emergency shelter remain open above the trailheads.
Summit Public Toilet (`月山山頂公衆トイレ`)	Open year-round (cooperation fee: 100 yen or more; hikers must securely close the double entrance doors after use).
Ubasawa Parking Lot & Prefectural Route 114 (Gassan Shizu Line)	Open as of October 19, 2026 (closes once snowfall begins). Parking cooperation fee during season: 1,000 yen per car per day (approx. 300 spaces at Ubasawa, approx. 100 spaces at Shizu temporary lot).
Yudonosan Shrine Hongu (`湯殿山神社本宮`)	Scheduled to close on November 3, 2026 at 13:00 (purification fee: 500 yen per person).

3. Comparing the Two Main Day-Hike Routes

Feature	Ubasawa (Gassan Pair Lift) Route	Haguro (8th Station / Midagahara) Route
Trailhead Location	Ubasawa, Shizu, Nishikawa Town	8th Station, Haguro side, Tsuruoka City
Starting Access	Walk approx. 10–15 min from Ubasawa Parking Lot to Lift Lower Station; Pair Lift to Upper Station (during lift season)	Drive or seasonal bus via Gassan Park Line (Pref. Route 211) to 8th Station Parking Lot
Official One-Way Time & Distance	3 hr 10 min one-way / 3.6 km from Lift Upper Station to Summit (Gassan Visitor Center)	Approx. 3 hr one-way / approx. 4.9 km from 8th Station to Summit (Gassan Visitor Center)
Yamagata Trail Grading	Physical Level 2 / Technical Grade B	Physical Level 3 / Technical Grade A
Route Highlights	Beech forest, Ubagatake ridge, open views from Ushikubi	Midagahara alpine wetlands (2.2 km boardwalk loop), Busshoushike pond, historic pilgrimage path

4. Route Details

Route 1: Ubasawa (Gassan Lift) Course (Nishikawa Side)

Ubasawa Parking Lot (姥沢駐車場) → walk approx. 10–15 minutes to the Lift Lower Station (リフト下駅) (restrooms, ticket counter, dining, shop, lockers available at the lower station; the upper station toilet is out of service).
Gassan Pair Lift (月山ペアリフト) to the Lift Upper Station (リフト上駅) (operated April 10 – October 18, 2026).
Climb briefly to the trail junction and choose either the Ubagatake (姥ヶ岳) ridge branch (boardwalks and stairs to the Ubagatake summit) or the direct traverse toward Ushikubi (牛首).
Join the Yudonosan trail at Kanabauchi Junction (金姥分岐), contour around Saitomori (柴灯森), and reach Ushikubi.
Ascend the steeper rocky pitch past the old smithy site (鍛冶小屋跡) to the Mt. Gassan Summit (月山山頂).

Gassan Ski Resort's autumn trekking guide also lists two reference circuits including lift rides: a Beginner circuit turning back between Ubagatake and Ushikubi (approx. 5 hours / 4 km) and an Intermediate circuit to the summit and back (approx. 7 hours / 5 km).

View toward Ushikubi and the main peak of Mt. Gassan from near Kanabauchi — Looking toward Ushikubi and Mt. Gassan from near Kanabauchi. Photo: Koda6029, Wikimedia Commons (CC BY-SA 4.0)

Hikers walking along the ridge trail of Mt. Gassan — Ridge walking on Mt. Gassan. Photo: Raita Futo, Wikimedia Commons (CC BY 2.0)

Route 2: Haguro (8th Station / Midagahara) Course (Tsuruoka Side)

Historically walked by Dewa Sanzan ascetic pilgrims and designated part of the Tohoku Nature Trail, the 8th Station route climbs approx. 4.9 km in about 3 hours one-way:

Gassan 8th Station Parking Lot / Rest House (八合目駐車場／レストハウス): Views over the Shonai Plain on clear days. (Note: Road closed at the 4th Station gate from October 19, 2026 at 15:00.)
Midagahara Wetlands (弥陀ヶ原湿原): Dozens of alpine ponds (chito) with a 2.2 km boardwalk loop and summer blooms of daylilies (nikkokisuge) and cottongrass. Midagahara Sanrojo (御田原参籠所) stands about 10 minutes on foot from the parking lot.
Muryozaka (無量坂): A steeper climb above the wetlands with views back across Midagahara toward Mt. Chokai.
9th Station Busshoushike (九合目・仏生池): Home to Busshoushikegoya (佛生池小屋) during the summer season.
Gyojagaeshi (行者返し) & Omine (大峰): Rocky upper climb leading to the summit plateau and Gassan Shrine Hongu.

Midagahara wetlands near the 8th Station of Mt. Gassan — Midagahara wetlands at the 8th Station. Photo: Crown of Lenten rose, Wikimedia Commons (CC BY 3.0)

Precincts of Gassan Shrine Hongu at the summit of Mt. Gassan — Gassan Shrine Hongu precincts near the summit. Photo: ChiefHira, Wikimedia Commons (CC BY-SA 3.0)

5. Access & Safety Notes

Access Summary

To Ubasawa (Nishikawa Town):
- By Car: About 20 minutes from Gassan IC or 40 minutes from Sagae IC on the Yamagata Expressway (月山スキー場 official access guide).
- By Bus: Highway bus from Yamagata Station or Sendai Station to Nishikawa Bus Stop → walk to Nishikawa IC → Nishikawa Town municipal bus to Ubasawa (check seasonal bus schedules on the Nishikawa Town website).
To Gassan 8th Station (Tsuruoka City):
- By Car: Via Prefectural Route 211 (Gassan Park Line) until winter closure (closed at the 4th Station gate from October 19, 2026 at 15:00).
- By Bus / Taxi: Shonai Kotsu seasonal buses to the 8th Station ended on September 27, 2026. For Mt. Yudono connections, the reservation-only Tsuruoka Kanko Liner shared taxi operates through November 3, 2026.

Late-Autumn Safety Precautions

Highest-Risk Window Before Road Closure: Gassan Visitor Center warns that the period in October after mountain huts and lifts close—before access roads close for winter—requires the greatest caution of the year, as no staff remain on the upper mountain to assist in emergencies.
Essential Gear: Full waterproof rainwear (jacket and pants), warm mid-layers, gloves, knit hat, headlamp, offline maps, backup battery, warm drinks, and a bear bell (クマ鈴) (Asiatic black bears inhabit the area).