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Mt. Hanamagari

1,655m · Gunma

Fitness 2 · EasyDay tripTimetable checked 2026/05/28
Elevation1,655m
Fitness2/10
Walking4:53
Ascent791m
Mt. Hanamagari1,655 mGunma
100 Mountains of Gunma100 Mountains of Kanto100 Mountains of Shinshu
🚃 Reachable by public transport · Day trip · Beginner · fine for beginners
Beginner
Stamina2/10 (Official 2–3)
TechnicalB some steep climbs Official
Trail time 4h 53mestimatedDistance 9.16 kmmeasuredTotal ascent ↑791 mmeasuredHighest point 1,643 m
📍 Distance, ascent and trail time are for the route shown on the map. (of 2 routes; others differ in difficulty)
Access ease Moderate Seasonal access
Gateway station Karuizawa Station  →  Trailhead Kumano Shrine, Nagahinata Station
2 public-transport routes ・ Station→trailhead approx. 25 min
🔍 Find similar mountains →
“bk” = data from books (being replaced with our own measurements). Distance, ascent and trail time are measured/estimated from the map route.

Mt. Hanamagari (鼻曲山) is a 1,655m peak on the border of Gunma and Nagano Prefectures.
The name derives from the mountain’s shape resembling a bent nose; it is selected for the 100 Famous Mountains of Kanto, the 100 Famous Mountains of Gunma, and the 100 Famous Mountains of Shinshu. From near the summit, views extending to Mt. Asama, Mt. Myogi, and the Northern Alps can be enjoyed. Early-summer renge-tsutsuji (azaleas) are also a highlight.
The convenient route is by Aka Bus from Karuizawa Station to the Old Usui Pass.

To the starting point Old Usui Pass (Miharashi-dai / Kumano-Kotai Shrine), access via the seasonal Karuizawa Aka Bus.
For the descent point Naga-hinata bus stop, use the Kusakaru Kotsu local bus (from Karuizawa Station North Exit Platform 2 / Kusatsu Onsen direction).

*Timetable last checked: May 28, 2026

How to access the trailheads

  1. [Outbound] Karuizawa Station → Kumano-Kotai Shrine
  2. [Outbound] Karuizawa Station → Naga-hinata
  3. [Return] Naga-hinata → Karuizawa Station

Hiking Course Details — Mt. Hanamagari

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Map & Recommended Route — Mt. Hanamagari

Mt. Hanamagari — Reference Hiking Times

Standard pace; times rounded to 5 min
Segment Distance Ascent/Descent Forward Reverse
Kumano Kodai Shrine → Mt. Tomeo 3.6 km +493 m / −96 m 1:55 1:45
Mt. Tomeo → Mt. Kanayama 1.3 km +191 m / −180 m 1:00 0:55
Mt. Kanayama → Hanamagari Pass 0.1 km +0 m / −16 m 0:05 0:05
Hanamagari Pass → Mt. Hanamagari 0.5 km +102 m / −41 m 0:25 0:25
Mt. Hanamagari → Naga-Hinata Bus Stop 3.6 km +5 m / −496 m 1:30 1:45
Total 9.2 km +791 m / −830 m 4:50 4:55

📥 Download GPX (reference route)

Mt. Hanamagari estimated trail time

Kumano Shrine → (1 hr 55 min) → Mt. Tomeo → (1 hr) → Hanamagari-toge → (20 min) → Mt. Hanamagari → (1 hr 30 min) → Naga-hinata bus stop

1. [Outbound] Karuizawa Station → Kumano-Kotai Shrine

About a 10-minute walk from Karuizawa Station, move to Tokyu Harvest Club Kyu-Karuizawa and board the Karuizawa Aka Bus. Getting off at Miharashi-dai, Kumano-Kotai Shrine is right there.
※ The Aka Bus operates seasonally (late April – end of November), with different schedules for weekdays and Sat/Sun/holidays. May be suspended in dense fog or heavy rain.

Operating period (2026)
Season: April 25 – November 30
Weekday operation: weekdays of May 7 – July 14, September 11 – November 30 (※ the first day April 25 also operates on weekday schedule)
Sat/Sun/holiday operation: April 26 – May 6 (Golden Week) / July 15 – September 10 (summer) / Sat/Sun/holidays of September 11 – November 30
※ As above, September 11 – November 30 operates on both weekdays and Sat/Sun/holidays (effectively daily operation).

Fare: ¥500 (one way) / ¥800 (round trip)

Bus TimetableTokyu Harvest Club Kyu-Karuizawa → Miharashi-dai (Kumano-Kotai Shrine)

2026 season (example weekday schedule)
Harvest Club Miharashi-dai (reference)
9:00 9:15
9:40 9:55
10:30 10:45
11:15 11:30
12:00 12:15
13:25 13:40
14:00 14:15
2026 season (example Sat/Sun/holiday schedule)
Harvest Club Miharashi-dai (reference)
9:00 9:15
9:40 9:55
10:30 10:45
11:18 11:33
11:58 12:13
12:50 13:05
13:25 13:40
14:00 14:15

Note: There are dates on which the bus does not stop at the Harvest stop in the afternoon. In that case, board at Manpei Hotel or Kanko Kaikan Mae.

Reference:
Karuizawa Aka Bus (official / timetable / operating information)
Aka Bus information / stops

2. [Outbound] Karuizawa Station → Naga-hinata

From Karuizawa Station North Exit Platform 2, take the Kusakaru Kotsu Bus (Kusatsu Onsen / Kita-Karuizawa direction) and get off at Naga-hinata.

Operating period (summer schedule 2026)
April 20 – October 31
※ In winter (November 1 – late March of the following year approximately), service runs on the winter – early spring schedule (service count and times change / separate PDF).
Some services do not stop at Naga-hinata (terminating at Shiraito-no-Taki / express, etc.), so verify the latest PDF before departure.

Fare: ¥530
Travel time: about 25 minutes

Bus TimetableKaruizawa Station North Exit → Naga-hinata (main service / excerpt / summer schedule)

Karuizawa Station North Exit Naga-hinata
8:40 8:58
9:00 9:18
9:30 9:48
10:20 10:38
10:30 10:48
11:10 11:28
12:00 12:18
12:40 12:58
13:20 13:38
13:40 13:58
14:20 14:38
14:40 14:58
15:10 15:28
16:30 16:48

Reference:
Kusakaru Kotsu: all-stops timetable (PDF / operating period 4/20 – 10/31, includes Naga-hinata)
Kusakaru Kotsu: main-stop timetable (PDF)
Kusatsu Onsen Tourist Association: winter – early spring schedule (reference PDF)

3. [Return] Naga-hinata → Karuizawa Station

From the Naga-hinata bus stop, board the bus bound for Karuizawa Station and get off at the terminus, Karuizawa.

Operating period (summer schedule 2026)
April 20 – October 31
※ In winter (November 1 – late March of the following year approximately), service runs on the winter – early spring schedule (service count and times change / separate PDF).

Fare: ¥530
Travel time: about 25 minutes

Bus TimetableNaga-hinata → Karuizawa Station North Exit (main service / excerpt / summer schedule)

Naga-hinata Karuizawa Station North Exit
9:21 9:41
9:41 10:01
10:01 10:21
10:31 10:51
10:55 11:15
11:01 11:21
11:35 11:55
11:51 12:11
12:35 12:55
13:15 13:35
13:45 14:05
14:11 14:31
14:51 15:11
15:55 16:15
16:31 16:51
16:55 17:15
17:51 18:11

Reference:
Kusakaru Kotsu: all-stops timetable (PDF / operating period 4/20 – 10/31)
Kusatsu Onsen Tourist Association: winter – early spring schedule (reference PDF)

Photo by wikipedia

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