One World International School (OWIS) Seperator, divider, baner, stripe

World-Class International Education In Japan And Beyond

OWIS Offers Early Childhood To Grade 12 International School Education To Over 70,000+ Students Across 4 Countries

OWIS campuses across Japan
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Years of legacy in quality teaching and learning
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OWIS campuses across Asia and the Middle East
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About OWIS

One World International School (OWIS) is a global network of international schools with 11 campuses worldwide, including multiple campuses in Japan.

At OWIS, students benefit from inquiry-based learning, strong academic foundations, and a truly international environment. Our experienced educators encourage curiosity, critical thinking, and active participation, helping every child become a confident, independent learner.

At our campuses in Japan, we combine academic excellence with a student-centred approach, ensuring each child receives the support and encouragement they need to thrive. Through engaging classroom experiences, meaningful collaboration, and a focus on character development, students develop the skills, confidence, and global outlook needed for success in an ever-changing world.

Nurturing future-ready learners, global citizens, and tomorrow’s leaders.

OWIS Campuses In Japan​

OWIS Education Benefits:

Personalized & Student-Centered Learning

The Inquiry-based project work allows students to focus on their strengths, pursue their passions, and direct their own educational journey.

Also, our optimal class sizes of 18 or less ensure every student receives the individual attention they need to achieve their full potential.

Multicultural & Inclusive Environment

Step into an immersive international environment where multiculturalism is celebrated, providing a truly global perspective for your child’s education.

 Our culture of kindness, inclusivity, and community as well as our comprehensive student support services, help everyone at OWIS Osaka feel a sense of belonging and school identity. 

Certified & Experienced Teachers

All our faculty are certified with teaching qualifications of a bachelor’s or higher, are experienced in delivering education, and have been trained in the inquiry-based teaching methodology.

OWIS teachers are trained to assist students progress academically, as well as, develop socially, emotionally, and personally.

Strong English Language Support

Our Academic English Preparation (AEP) programme, dedicated transition support, and After-School English Clubs provide a clear pathway for students to build confidence and proficiency in English. Combined with our immersive English-speaking environment, students develop language skills naturally through meaningful daily interactions and learning experiences.

By the time they graduate, OWIS students are equipped with strong English communication and academic skills needed to thrive at leading universities and in an increasingly global world.

Learn more about our English language support programmes at OWIS campuses in Japan.

Start Your Child’s English Success Story With OWIS

We can help your child by:

Learn from caring and experienced educators

Build confidence through inquiry and student-led learning

Discover their passions through diverse extracurricular activities

Develop respect, empathy, and strong social skills

OWIS's Educational Model

Rather than follow a rigid framework, our approach fosters concept development across subject areas to make the learning relevant and meaningful beyond the classroom.

Here are the core principles behind our one-of-a-kind framework.

World-Class academics and education being taught at One World International School. A secondary school student read a textbook and thinks deeply (thinking)

One with the World

By exploring global perspectives and real-world challenges, we empower students to become responsible global citizens who contribute positively to an interconnected world.

Learning

Through inquiry-based and student-centred learning, we inspire curiosity, critical thinking, and a lifelong love of learning.

Collaboration

By working together on weekly collaborative projects across cultures and perspectives, students develop empathy, communication skills, and the ability to contribute meaningfully to shared goals.

Service

Through meaningful contributions to charitable initiatives, the school community, and the local neighbourhood, we encourage students to become aware of the needs around them and to respond with empathy and action.

Relationships

Through strong relationships built on respect, trust, and empathy, we create a supportive community where every student feels valued and empowered to thrive.

Values

Resilience, open-mindedness, humility, and self-belief form the foundation of our character development, empowering students to thrive and make a positive impact on the world around them.

Proud Member of the Global Schools Group (GSG)

The Global Schools Group is a chain of K-12 schools headquartered in Singapore. The organization was founded in 2002 with the goal of providing affordable, high-quality education to international communities worldwide. Nearly two decades later, the group’s schools have received more than 650 national and international awards for academic excellence.

The OWIS Story

Since opening in 2008, OWIS has grown into a thriving international school community, expanding across multiple countries and becoming part of the renowned Global Schools Group (GSG).

2008
OWIS's first campus opens at Upper Changi Road in Singapore. The school quickly gains a reputation for its intimate and compassionate environment
2012
We get accreditation for the IB PYP, an inquiry-based programme for learners aged 3-12.
2015
We are acquired by Global Schools Group.
2017
We apply for, and win, a government tender to set up a moderately-priced international school on an expansive campus called OWIS Nayang Campus.
2019
OWIS gets accreditation for the IB DP from the IB Foundation. Meanwhile, within just two years, our new Nanyang campus welcomes more than 1200 learners.
2021
We are awarded a 4-year EduTrust Certification from the Committee for Private Education, and the brand new OWIS Suntec Campus Opens its doors.
2023
OWIS opens its first campus in Japan in Osaka, alongside a new smart campus in Singapore named Digital Campus.
2025
OWIS Tsukuba launches in Ibaraki prefecture, establishing OWIS as a successful, growing brand across Japan.