Access

View Kusatsu Onsen Bus Terminal in a larger map


From Tokyo

Recommendation #1 - train and bus

Total time : about two hours and ten minutes

Tokyo Station → (Approx. 1 hour and 10 min by Hokuriku Shinkansen) → Karuizawa Station
Karuizawa Station → (Approx. 1 hour and 20 min by Bus) → "Kusatsu Onsen" Hot Springs
JR Rail Pass

The Bus to Kusatsu from Karuizawa Station
Seibu Kankou Bus, Kusatsu Kotsu

Bus Fare : Karuizawa to Kusatsu Onsen, One-way 2,200 yen - 3,880 yen

Karuizawa Shiraito Falls Onioshidashi-en Manza-Kazawaguchi Kusatsu Onsen
7:00 7:23 - - 8:16
8:00 8:23 - - 9:23
8:25 8:48 - - 9:41
9:00 - 9:45 10:08 11:38
9:10 9:33 - - 10:26
10:10 10:33 - - 11:33
11:50 12:13 - - 13:06
11:55 - 12:40 13:03 14:33
12:50 13:13 - - 14:06
13:50 - 14:35 14:58 16:28
14:05 14:28 - - 15:21
15:10 15:33 - - 16:33
16:55 17:18 - - 18:18

* Please note: the last bus from Karuizawa Station leaves at 4:45pm.
The time table in blue: From Apr. 21, 2017 to late Oct. 2017(tentative) by the company Seibu-Kankou bus
The time table in white: From Apr. 21, 2017 to Nov. 26, 2017 by the company Kusakaru-Kotsu bus

Kusatsu Onsen Manza-Kazawaguchi Onioshidashi-en Shiraito Falls Karuizawa
8:50 - - 9:50 10:13
9:00 10:37 10:53 - 11:38
9:50 - - 10:43 11:06
10:10 - - 11:03 11:26
11:00 - - 12:00 12:23
12:10 - - 13:03 13:26
Weekdays Only
12:20
12:48 13:04 - 13:56
Sat, Sun, Holiday Only
12:50
14:27 14:43 - 15:28
13:40 - - 14:33 14:56
14:40 - - 15:40 16:03
Weekdays Only
15:20
16:57 17:13 - 17:58
Sat, Sun, Holiday Only
15:20
15:48 16:04 - 16:56
15:50 - - 16:43 17:06
16:55 - - 17:55 18:18

The time table in blue: From Apr. 21, 2017 to late Oct. 2017 (tentative) by the company Seibu-Kankou bus
The time table in white: From Apr. 21, 2017 to Nov. 26, 2017 by the company Kusakaru-Kotsu bus

Map

Recommendation #2 – Expressway bus, Keio Dentetsu Bus (highway-buses.jp)

Bus Fare : One-way 3,500 yen
Total time : about 4 hours and 40 minutes
Take the highway bus from Shibuya (Shibuya Mark City 5F) to Kusatsu Onsen.

For details (Reservation)

Recommendation #3 – Expressway bus, JR Bus Kanto

Bus Fare : One-way 3,600 yen
Total time: about four hours and thirty minutes
Take the JR Bus Kanto from Shinjuku Station to Kusatsu Onsen.

* HIGHWAY BUS TIMETABLE

Recommendation #4 – train and bus

Total time : about two hours and fifty-five minutes
Ueno Station →(Approx. 2hours and 30 min by Tokkyu Kusatsu)→ Naganohara Kusatsu Station
Naganohara Kusatsu Station →(Approx. 25 min by Bus)→ Kusatsu Onsen "Hot Springs"

From Others (Recommendation Routes)

Narita Airport → (Approx. One hour by Train) → Tokyo Station
Haneda Airport → (Approx. 30 min by Train) → Tokyo Station
Nagoya Staition → (Approx. One hour and 40min by "NOZOMI" Shinkansen → Tokyo Station
Shin-Osaka → (Approx. Two hours and 30 min by "NOZOMI" Shinkansen → Tokyo Station
* JAPAN RAIL PASS is not valid for "NOZOMI" train on the Tokaido Shinkansen line.

Additional notes
It is easy to find train schedule and fare information at the Jorudan website.
Rental Car information can be found at the Toyota Rent a Car website.