Karuizawa Guide: Forest Walks, Cycling and Japanese to Use

Karuizawa is a cool, green resort town at about 1,000 metres, just over an hour from Tokyo by Shinkansen. Missionaries made it a summer retreat in the 1880s, and today it is a place of forest paths, wooden chapels, lakes and waterfalls, best explored by bicycle with a few rental-shop phrases.

What you need to know

Karuizawa Guide: Forest Walks, Cycling and Japanese to Use

Karuizawa sits on a plateau at the foot of Mount Asama, an active volcano, in the east of Nagano Prefecture. It began as a post town on the Nakasendō highway and was reborn after 1886, when the missionary Alexander Croft Shaw built a summer house here, as the favourite hill station of foreign residents and later of Tokyo's elite. It is the only town to have hosted events at both the Summer and Winter Olympics. This guide covers getting there on the Hokuriku Shinkansen, the Kyū-Karuizawa shopping street, the Shaw Memorial Chapel, Kumoba Pond, Shiraito Falls and the Hoshino area, the words on the signs, the Japanese for renting a bicycle and catching the local buses, and a short dialogue to practise before you go.

Karuizawa Station is about an hour from Tokyo on the Hokuriku Shinkansen

Kyū-Karuizawa, Kumoba Pond and the Shaw Memorial Chapel are all within cycling distance

Shiraito Falls is about 23 minutes by bus from the station

Kashi jitensha means bicycles for rent; look for 貸自転車 near the station

Why Karuizawa is Tokyo's favourite mountain escape

At about 1,000 metres, Karuizawa is cooler and drier than the Kantō plain in summer, and that simple fact made its fortune. In 1886 the Scottish-Canadian missionary Alexander Croft Shaw spent a summer here, built a villa two years later and told his friends. Missionaries called it a hospital without a roof, and by the early twentieth century it was filled with Western-style villas, churches and hotels.

The Western influence is still visible: wooden chapels in the woods, bakeries and jam shops on the old main street, tennis courts, and quiet lanes of larch and birch where the summer houses hide. It is also where the future Emperor Akihito met the future Empress Michiko on a tennis court in 1957, a story every Japanese visitor knows.

For a Japanese learner Karuizawa is relaxed and easy. Distances are short, the signs are clear, and the most useful sentences are about bikes, buses and cafés.

Kumoba Pond in Karuizawa with bright red and orange maples on both banks reflected in the still water under a blue sky with white clouds
Kumoba Pond with its maples in full autumn colour, reflected in the water.くろふね, CC BY 4.0, via Wikimedia Commons

Getting there: Karuizawa Station and around town

Karuizawa Station, Karuizawa-eki, is on the Hokuriku Shinkansen between Tokyo and Nagano. Not every train stops here, so check the timetable, but many do, and the ride from Tokyo takes about an hour. The station also serves the Shinano Railway, a local line west towards Naka-Karuizawa and Komoro.

The north exit, kitaguchi, faces Kyū-Karuizawa: walk straight up the main road for twenty to twenty-five minutes, or take a bus or taxi. The south exit, minamiguchi, leads directly into the large Karuizawa Prince Shopping Plaza outlet mall. Local buses to Shiraito Falls, Kyū-Karuizawa and the Hoshino area leave from the north exit, and bicycle rental shops cluster around it.

JapaneseRomajiMeaning
軽井沢に止まる新幹線は何時ですか。Karuizawa ni tomaru shinkansen wa nanji desu ka.What time is the Shinkansen that stops at Karuizawa?
旧軽井沢へは北口ですか。Kyū-Karuizawa e wa kitaguchi desu ka.Is it the north exit for Kyū-Karuizawa?
白糸の滝行きのバスはどこから出ますか。Shiraito no Taki yuki no basu wa doko kara demasu ka.Where does the bus to Shiraito Falls leave from?
このバスは星野エリアに行きますか。Kono basu wa Hoshino eria ni ikimasu ka.Does this bus go to the Hoshino area?
帰りの最終バスは何時ですか。Kaeri no saishū basu wa nanji desu ka.What time is the last bus back?

Kyū-Karuizawa, chapels, ponds and waterfalls

Most of Karuizawa's sights are spread out through the forest, which is exactly why cycling is so pleasant here. The list below runs roughly from the station outward.

The small dark wooden Shaw Memorial Chapel in Karuizawa with a white cross on its gable, surrounded by tall green trees and a gravel path
The Shaw Memorial Chapel, a simple wooden church in the woods beyond the Kyū-Karuizawa main street.Daderot, CC0, via Wikimedia Commons
  • Kyū-Karuizawa Ginza (旧軽井沢銀座通り): the old main street, about 750 metres of bakeries, jam and craft shops and cafés; very busy in summer.
  • Shaw Memorial Chapel (ショー記念礼拝堂): the simple wooden church linked to Alexander Croft Shaw, with a bust of him and a reconstruction of his house nearby.
  • Kumoba-ike (雲場池): a long, narrow pond with a walking path of about a kilometre round it, famous for its autumn maples; also called Swan Lake.
  • Shiraito no Taki (白糸の滝): a waterfall only about 3 metres high but 70 metres wide, where hundreds of threads of spring water pour out of a curved rock wall.
  • Hoshino area (星野エリア): a resort area near Naka-Karuizawa with the Harunire Terrace shops and cafés by a stream, a hot spring and a stone church.
  • Karuizawa Prince Shopping Plaza: a very large outlet mall beside the station's south exit.
  • Mount Asama (浅間山): the active volcano that dominates the northern skyline; the summit area is often closed because of volcanic activity.

Words on the signs around town

Road signs in Karuizawa are mostly direction boards with place names, plus notices for cyclists. On narrow shopping streets you will see 歩行者優先, hokōsha yūsen, pedestrians have priority, and sometimes a request to get off and push your bike.

The kanji 滝, taki, waterfall, and 池, ike, pond, appear on many signs. Once you know them you can read the names of most of the natural sights around town.

Six signboard words you will see in Karuizawa: kitaguchi, Kyū-Karuizawa, Kumoba-ike, Shiraito no Taki, kashi jitensha and hokōsha yūsen, in Japanese with romaji
Six words from the station, the bus stops and the bike paths of Karuizawa.
WordReadingMeaning
北口kitaguchiNorth exit of the station
旧軽井沢Kyū-KaruizawaOld Karuizawa, the original resort area
雲場池Kumoba-ikeKumoba Pond
白糸の滝Shiraito no TakiShiraito Falls, the white-thread waterfall
貸自転車kashi jitenshaBicycles for rent
歩行者優先hokōsha yūsenPedestrians have priority
自転車を降りてjitensha o oritePlease get off your bike
南口minamiguchiSouth exit of the station

Japanese for renting a bike and catching the bus

Karuizawa is flat around the station and Kyū-Karuizawa but climbs gently towards the north and the Hoshino area, so electric-assist bikes, dendō jitensha, are popular. Rental shops ask for your name and sometimes ID, explain the return time and may give you a map.

Local buses are useful for the longer trips to Shiraito Falls and the Hoshino area. Get on, take a numbered ticket if there is a machine by the door, and pay when you get off, matching the number on your ticket to the fare board at the front.

JapaneseRomajiMeaning
電動自転車はまだありますか。Dendō jitensha wa mada arimasu ka.Do you still have electric bikes?
何時までに返せばいいですか。Nanji made ni kaeseba ii desu ka.By what time do I have to return it?
荷物を預かってもらえますか。Nimotsu o azukatte moraemasu ka.Could you look after my luggage?
地図をもらえますか。Chizu o moraemasu ka.Could I have a map?
白糸の滝まで、いくらですか。Shiraito no Taki made, ikura desu ka.How much is it to Shiraito Falls?
ICカードは使えますか。IC kādo wa tsukaemasu ka.Can I use an IC card?

Etiquette, timing and seasons

Karuizawa is a resort where people come for peace and quiet, and many of the forest lanes are private villa roads. A few habits keep it that way.

Shiraito Falls in Karuizawa, a wide, low curtain of many thin streams of water falling from a curved mossy rock wall into a clear pool, with green trees above
Shiraito Falls, where spring water pours in fine strands from a wide curved rock wall.yuttsu, Public domain, via Wikimedia Commons
  • Cycle on the left, slowly, and get off in crowded streets like Kyū-Karuizawa Ginza.
  • Keep to public roads and paths; many lanes into the woods lead to private villas.
  • The chapels are active churches. Enter quietly, and do not take photos during services or weddings.
  • Summer weekends and the Obon holiday bring heavy traffic; trains and bikes beat cars.
  • Autumn colours peak from mid-October to early November, and Kumoba Pond is busiest in the morning.
  • It can be several degrees cooler than Tokyo and often misty; bring a light jacket even in summer.

Practise the bike rental before you go

The rental shop is where you will speak the most Japanese in Karuizawa. The staff offer a choice, dendō, electric, or futsū, ordinary, and answer questions about distance in minutes by bike.

Practise the four lines until you can say them without looking. Then rehearse with a partner who answers back: in Unihongo, choose the Shopping topic and ask your AI Sensei to play the rental shop staff, and ask about Shiraito Falls or the Hoshino area in the next round.

A four-line chat between a visitor and staff at a bike rental shop in Karuizawa, asking to rent a bike for the day and how far Kumoba Pond is, in Japanese with romaji
A short exchange at a rental shop: a bike for the day, and how far to Kumoba Pond.
JapaneseRomajiMeaning
自転車を一日借りたいんですが。Jitensha o ichinichi karitai n desu ga.I'd like to rent a bike for the day.
電動と普通、どちらにしますか。Dendō to futsū, dochira ni shimasu ka.Electric or ordinary, which would you like?
電動でお願いします。雲場池まで遠いですか。Dendō de onegai shimasu. Kumoba-ike made tōi desu ka.Electric, please. Is Kumoba Pond far?
自転車なら十分くらいですよ。Jitensha nara jippun kurai desu yo.It's about ten minutes by bike.

Official information

Bus timetables, seasonal events and opening times for the sights are published by the Karuizawa Tourist Association. Check its site for model routes and the latest bus information before you go.

Key points

A practical way to improve

Read the dialogue in this guide aloud until it comes naturally, then open Unihongo and choose the Shopping topic. Ask your AI Sensei to play the staff at a Karuizawa bicycle rental shop: ask for an electric bike for the day, how far Kumoba Pond is and what time you have to return it, and ask the Sensei to answer at natural speed. Then try the Order at a Café mission for a break on the Kyū-Karuizawa main street. The session report shows your corrections and new words, ready for your day out.

  1. 1

    Choose one clear goal

    Focus each session on a situation or skill you can actually use.

  2. 2

    Practice actively

    Say complete answers aloud instead of only reading or recognizing Japanese.

  3. 3

    Review and repeat

    Keep useful corrections and revisit the same skill until it feels natural.

FAQ

Frequently asked questions

How do I get to Karuizawa from Tokyo?

Take the Hokuriku Shinkansen from Tokyo or Ueno to Karuizawa Station, which takes about an hour to an hour and a quarter depending on the train. Highway buses also run from Tokyo, taking longer. From Nagano the Shinkansen takes about half an hour. JR passes are valid on the Shinkansen, but not on the Shinano Railway local line or the local buses.

Is Karuizawa worth visiting as a day trip?

Yes. In one day you can walk or cycle to Kyū-Karuizawa, the Shaw Memorial Chapel and Kumoba Pond, take the bus to Shiraito Falls and stop at the shopping plaza by the station before the Shinkansen home. An overnight stay lets you add the Hoshino area, a hot spring and a quiet early morning in the forest.

When is the best time to visit Karuizawa?

Summer is the classic season, when Karuizawa is several degrees cooler than Tokyo, but also the busiest, with traffic jams on the main roads. Autumn colours, from mid-October to early November, are the most beautiful, especially at Kumoba Pond. Spring is fresh and quiet, and in winter the town is cold and snowy, with skating, skiing and illuminations.

What does Kyū-Karuizawa mean?

Kyū-Karuizawa, 旧軽井沢, means old Karuizawa. Kyū means former or old, and it marks the original post town and resort area north of the station, as opposed to Naka-Karuizawa, middle Karuizawa, and Minami-Karuizawa, south Karuizawa. Locals often shorten it to Kyūkaru.

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