World-Class International Education at
One World International School Osaka

Offering K12 International School Education to over 3000 StudentsAcross 4 Countries

Discover the OWIS difference in Osaka, Japan

Personalized Learning

Our personalized and SMART learning approach ensures that every student receives the individual attention they need to achieve their full potential. Experience a unique learning environment with English, Japanese, and Mandarin language support, setting us apart from other international schools in Osaka.

Inclusive Multicultural Environment

Step into a truly international environment where diversity is celebrated, providing a truly global perspective for your child’s education. Join our thriving student community at our spacious campus with a sports ground, equipped to nurture your child’s physical and mental well-being alongside their academic growth.

Inquiry-Based Curricula

Your child’s education is in the hands of our qualified native-speaking professionals, providing personalized guidance through the International Baccalaureate curriculum. Dedicated IB-qualified educators to prepare students to be future global leaders.

Our Academic Framework at OWIS

Our International school in Osaka will offer Inquiry-based International education which prioritises excellence in academics and overall value-based development.


At OWIS Osaka, we will provide exceptional International education to students which will give them exposure to learning in a globalised academic environment.

Our curriculum will be underpinned by international standards and development programs, allowing students to explore multiple learning environments through a globally recognized learning approach.


Middle School

Our international curriculum will promote critical thinking and creativity, so young learners will be well-prepared for the challenges of high school.


High School

A rigorous and goal-oriented learning experience that will prepare learners for a fruitful university life and a well-defined career path.

Why choose OWIS?

At OWIS, we offer a well-balanced education based on structured learning, modern teaching methods and carefully chosen, world-class, curricula.

Through the rigorous yet stress-free and engaging learning experience we provide, students flourish academically, emotionally and intellectually.

When children can see the real-life application of what they learn, they become more independent and eager to try new things. Our enquiry driven approach lets children see real-life application of what they learn, making them more independent and inquisitive.

Message from the Principal: Building a Global Community at One World International School in Osaka

It gives me great pleasure to welcome you to the newly launched One World International School in Osaka, where we are committed to building a vibrant and inclusive community of learners from around the world.
As the Founding Principal of OWIS Osaka, I am keen to build a team of talented educators who are dedicated to creating a nurturing learning environment that will enable students to achieve their full potential. Our aim is to provide a holistic education that is both rigorous and relevant, equipping students with the knowledge, skills, and values they need to succeed in a rapidly changing world.

Greg Culos

Principal, OWIS Osaka

Admissions Open for Early Childhood and Grades 1-5 programmes. We will apply for IB PYP candidacy

We are a member of Global School Foundation


Awards in education excellence


Years legacy in quality teaching and learning


Campuses across Asia and the Middle East


Nationalities of students


IB world toppers and near perfect scorers

About Global Schools Foundation

Global Schools Foundation is a not-for-profit chain of K-12 schools in Southeast Asia. Headquartered in Singapore, the organization was created with the goal of providing affordable, high-quality education to international communities worldwide, GSF was founded in 2002. Nearly two decades later, the foundation’s schools have received more than 450 national and international awards for academic excellence.

Have a question about our programmes? Concerned about your child’s eligibility?

At OWIS, we are committed to communicating with parents openly and transparently. We’d love to hear from you!