UWC ISAK Japan
Many students arrive with a picture of Japan shaped by anime, manga, and the energy of Tokyo. That Japan exists, and at roughly 90 minutes by bullet train, it is not far away.
But Karuizawa and the wider Shinshu region offer something different:
forests, mountains, centuries-old trails, and a pace of life where shinrin-yoku, or forest bathing, feels less like a wellness trend and more like common sense.
This is the Japan students live in at UWC ISAK Japan.

Language and Living Culture

All Grade 10 students study Japanese language and culture as part of the core curriculum, and it is available as an IB language option in the Diploma Programme. Grade 10 also includes an annual collaboration with the Ainu of Nibutani, Hokkaido, exploring their language, culture, and practices — a reminder that Japan’s cultural story is deeper and more diverse than most students expect.

The Japanese Excursion Club

One of the school’s most active student-led clubs, the Japanese Excursion Club organises multiple day trips each month to destinations across Shinshu, from local festivals and historic districts to cultural sites across the region.

Discover Shinshu

Thanks to the Discover Shinshu Fund, students participate in deeper educational journeys throughout Nagano Prefecture. The fund has supported annual trips aboard the Rokumon train, overnight stays at Buddhist temples, and hikes along the Nakasendo, the ancient highway that once connected Kyoto and Edo.

Art at the Hiroshi Senju Museum

Each November, students exhibit their work at the Hiroshi Senju Museum Karuizawa. It is a public exhibition, open to the wider community, and for many students their first experience of presenting creative work to an audience beyond the school.

Connected to Karuizawa

Students compete in the Shinshu Junior Curling League, run workshops open to local residents, and welcome organisations such as Picchio, a local wildlife research and conservation group, to share their work on campus. The Tea Ceremony Club, one of the school’s longest-running clubs, meets regularly with a local teacher and has hosted community events attended by Karuizawa residents and the town mayor.

International Culture & Education Festival Highlights

Wabi and Sabi

Wabi, an appreciation of simplicity, and sabi, an appreciation of imperfection and the passage of time, sit at the heart of Japanese aesthetics. At UWC ISAK Japan they have taken on a particular life. Wabi-kun the kamoshika (the Japanese serow) and Sabi-chan the musasabi (Japanese giant flying squirrel), both native to the Karuizawa forests, are the school’s beloved mascots. The philosophy they represent shows up daily, from Stop & Clean, the school-wide practice where everyone pauses to tidy the campus together, to the mindfulness of a tea ceremony.

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