The Guide
Mon, 15 June 2026

Cities / Tokyo / Yokohama International School

Yokohama International School

IB continuum K-12 in Yokohama (Yamate). Treated as part of the Tokyo expat market.

Yokohama International School campus
Yokohama International School, Other Tokyo. Photograph · School

Curriculum
IB
Fees, annual
JPY 2.9m–3.7m
Ages
3 to 18
Pupils
~700
Founded
1924

Annual fees

Year level Age Fee
Kindergarten 1 - Kindergarten 2 3 $2,880,000
Kindergarten 3 - Grade 5 5 $3,445,000
Grades 6 - 11 11 $3,575,000
Grade 12 17 $3,670,000

One-time fees

Item Age Fee
Application Fee $50,000
Campus Development Fee $385,000
Registration Fee $1,350,000


  • Public signal is broadly positive: staff and community comments point to strong students, good facilities, professional development, and a healthy work culture.
  • Parent-facing review pages are sparse, but independent school coverage and forum comments consistently treat the school as established, well-regarded, and strong on the full IB pathway.
  • The cautions are mainly practical: cost of living, savings potential for staff families, commute considerations, and one isolated leadership concern in a teacher forum.

Positives

  • reputation and academics. Independent coverage and forum comments describe a well-established IB school with a strong reputation.
  • campus and facilities. Staff reviews and independent coverage praise the newer campus and facilities.

Considerations

  • practical constraints. Comments flag cost of living, commute, savings potential, and a limited amount of leadership concern.

Leadership

Carla Marschall

Carla Marschall is an experienced international school leader, who recently completed three years as Director/CEO at Dresden International School, an IB World School in Germany. She has held other leadership roles in Switzerland, Hong Kong, and Germany and served as a classroom teacher both in the United States and Germany. Carla is a multilingual leader, who values and models the importance of language learning.

Accreditations

  • Council of International Schools 01
  • New England Association of Schools and Colleges 02

2-chōme-100-1 Kominatochō, Naka Ward, Yokohama, Kanagawa 231-0802, Japan

School website