Home > Japan > Nagano > UWC ISAK Japan
Ages 15 to 18


Language of instructionEnglish
Age RangeAges 15 to 18
Boarding available
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Quick summary of key school information

Language of instruction English
Native English teachers
Extra languages (other than English)
Class sizes Average
Extracurricular activities
School bus
School's webpage:
Yearly fees: from: ¥6,156,000
to: ¥6,156,000
Address: 5827-136 Nagakura, Karuizawa, Kitasaku District, Nagano 389-0111, Japan

All the details about this school in their own words

We have organised the information available for this school into 9 sections and 12 questions. Click or tap on the name of each section to read more.
Number of students


Number of nationalities represented in the school


Additional language classes offered by the school

Japanese, Chinese, Spanish

External examinations or assessments available

IB Diploma

Entry evaluation for students

Interview and assessment

School provided lunches


Extracurricular activities or clubs offered

UWC ISAK’s dynamic Clubs & Activities program offers 30+ clubs, competitive sports, and student-led opportunities to empower students in pursuing their passions. Updated annually based on interest, it ensures students can explore and develop unique interests. Students must participate in one Core Activity, Core Sport, and have the option to join Student-Led clubs throughout the academic year.

Sports facilities at the school

WC ISAK's sports and recreational facilities include a state-of-the-art gymnasium and the natural-grass Honda sports field, offering students ample opportunities for athletic activities. In addition to these on-campus facilities, UWC ISAK's students have access to the world-class curling, skating, swimming, fitness, and martial arts facilities at nearby Kazakoshi Park. Furthermore, the stunning natural surroundings serve as an extension of its campus, providing students with unparalleled access to the breathtaking beauty of Karuizawa.

Grades/ages available for boarding


Boarding facilities at the school

UWC ISAK’s residences offer shared bedrooms, living areas, and the opportunity to live with roommates from different countries and backgrounds. Students develop their leadership and problem-solving skills through their own house management systems. Each house is supervised by a House Mentor and Residential Advisors. We also offer blended housing options with access to gender-neutral facilities.

Qualities and characteristics best defining the school

UWC ISAK Japan is a 3-year boarding international high school in Japan developing transformational leaders for the greater good of the world.

Teaching approach of the school

As Japan’s first full-boarding international high school (grades 10-12), UWC ISAK is committed to educating intellectually curious, compassionate, and innovative students from around the world who are eager to make a difference.

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