About Us

L.E.A.D. began with a small group of educators, entrepreneurs, and parents who shared one belief:
Children already hold the power to lead.
They just need the right tools, the right support, and the chance to try.

Meet the Team

Organizational Profile

NAME                                                                                            一般社団法人 Nagareyama L.E.A.D.

ADDRESS                                4-175-14 Otakanomori Nishi, Nagareyama City, Chiba Prefecture

TEL                                                                                                                           047-128-8125

EMAIL                                                                                                        info@nagareyamalead.com

DATE OF ESTABLISHMENT                                                                                          November 2024

REGISTRATION NUMBER                                                                                         0400-05-022565

Our Story

It started with a question: What if every child had the chance to lead?

In 2022, that belief took root in Nagareyama—one of Japan’s most forward-thinking cities for families and education. With support from local schools, families, and city officials, we launched the first L.E.A.D. program, combining:

  • Leadership development
  • Entrepreneurship
  • Emotional learning
  • Japanese values

Since then, L.E.A.D. has grown in imagination, partnerships, and impact—but our heart remains right here in Nagareyama.

We help children discover who they are, take meaningful action, and become proud of their own leadership journey.

Because when young people rise, so does the future of Japan.

The People Behind L.E.A.D.

A team as diverse as the world our students will grow up in.

At Nagareyama L.E.A.D., our educators and volunteers are more than instructors—they’re connectors, mentors, and lifelong learners. Our team represents five regions of the world, including Japan, the U.S., the Caribbean, Africa, and Europe, with academic roots in institutions like Harvard, Kyoto University, Temple University, The University of Tokyo, and Ritsumeikan University.

We are:

  • Educators with classroom experience in Japan and abroad
  • Entrepreneurs who believe in the next generation
  • Parents who want more joyful, purpose-filled learning
  • Community builders creating opportunities through connection

All sessions are bilingual, while the program design, mentorship, and global perspective come from a truly international team. This unique approach prepares students for a globalized Japan, where language, culture, and compassion all matter.

Team Members

Sasha Lee Seals

Founder & Representative Director

Sasha is the driving force behind the LEAD program, bringing a wealth of experience and passion for education and community development. Originally a trained high school business teacher, she relocated to Japan and transitioned into a successful career as a recruiter. For the past nine years, Sasha has thrived as an entrepreneur, collaborating with renowned brands such as Coca-Cola, Ralph Lauren, and Segafredo Japan. She firmly believes that a strong sense of community is essential for success, and she is dedicated to fostering connections that empower young leaders to thrive.

Henry Seals

Founder & Director of Finance

Henry is a distinguished graduate of both Harvard and Kyoto University, bringing over 30 years of experience as an executive in both domestic and international companies in Japan. As a certified executive coach, he leverages his diverse background to facilitate training at Nagareyama L.E.A.D., ensuring the program integrates cutting-edge and future-facing business trends. A trailblazer in his field, Henry is the first naturalized Japanese Human Rights Commissioner and serves as a member of the National Children’s Committee. He is also a proud father to five young women, embodying his commitment to nurturing the next generation.

Rebecca Kato

Founder & Director of Program Development

Rebecca Wangui Kato is an experienced educator with two decades of teaching English in the Kanto area. Her passion for early childhood education inspired her to earn a certification from Liberty University and advance her career to become the Principal of a school. Committed to personal and professional growth, Rebecca completed a School Management and Leadership Program at Harvard University. Through her tailored English lessons at Becky’s English School and her role as a community representative for the Koto ward police department, she empowers children while actively contributing to public safety, fostering a supportive environment for future generations

Blanka Kobayashi

Founder & Director of Marketing

Blanka is a dynamic entrepreneur, marketing expert, and author dedicated to empowering others through financial literacy and wealth-building strategies. With a strong focus on business development, she combines her expertise with a passion for education, serving as an ambassador for the Children’s Institute at Cape Verde. Additionally, Blanka lends her insights as a special advisor to several charity boards. Currently, she holds the position of Director of Communications for Connections at the Tokyo American Club, where she continues to inspire and connect individuals in her community.

Alison Shimizu

Founder & Director of Human Resources

Alison is a dynamic creative with a deep passion for education, entrepreneurship, and celebrating African-American traditions. Renowned for her ability to bridge cultural gaps, she spent her advertising career researching and analyzing ethnic demographics. After relocating to Japan, she brought her unique cultural perspective to the classroom as an ESL teacher, enriching her students’ experiences. Recently, Alison has transitioned into full-time inventorship, where she is making waves with her innovative spirit and has developed her first patent-pending home and garden product. Her journey reflects her commitment to creativity and cultural connection, inspiring those around her.

Mai Iida

Director of Strategic Development

Mai brings nearly a decade of experience in the startup ecosystem, with a background spanning educational technology ventures and venture capital. Her passion for supporting mission-driven organizations is rooted in her firsthand experience launching new businesses and witnessing the transformative power of education. She is committed to advancing initiatives that unlock human potential and contribute to a more enriched society. Mai holds a Bachelor’s degree in Liberal Arts from International Christian University and a Master of Public Policy (MPP) from the University of Tokyo. She is fully bilingual in Japanese and English.

 

Aria Miyai

Founder

Aria is a seasoned trilingual financial accountant with over a decade of experience, including valuable time at a prestigious Big 4 accounting firm. Born in Jamaica and raised in Japan, she possesses a unique cultural perspective that enriches her professional approach. Aria holds an LLB degree from Ritsumeikan University, which complements her financial expertise and enhances her ability to navigate complex accounting challenges. With a commitment to excellence and a deep understanding of diverse financial landscapes, she continues to make a significant impact in her field.

Instructors

Akey Hirano

Senior Facilitator

Akey decided to join the LEAD Heropreneur Program as an instructor because it teaches young people, starting around age 10, practical frameworks to create their own future. What truly appealed to him about this program is its shift away from passive learning—it empowers kids to take ownership of their own growth and proactively open doors for themselves.

 

 

Past Interns

Isabelle Lin

Design Intern

Isabelle Lin joined Nagareyama L.E.A.D. in the summer of 2026 as a design intern to gain hands-on experience in an international work setting. They are studying Art & Game Design and Film at University of California, Santa Cruz. Aiming to pursue animation and character design, Isabelle is passionate about anything art-related, especially in the animated film world. She also enjoys volunteering to provide accessible education for children. With skills in graphic design, UI design, illustration, and 2D animation, she looks forward to weaving these aspects with entrepreneurship while in Japan and grow together with L.E.A.D.

Ellen Hill

Business & Technical Intern

Ellen joined Nagareyama L.E.A.D. for the summer of 2026 to gain hands on experience in an international work setting. She is studying economics, marketing, and software development at Gonzaga University. She is passionate about innovation as a way to foster creativity, and look forward to bridging their technical skills with entrepreneurship while in Japan. They hope to be exposed to new cultural work experiences and build new skills in web development and project management as part of their time with Nagareyama L.E.A.D.

Carina Cabellaro

Design Intern

Carina joined Nagareyama Lead for the summer of 2026 to gain hands-on experience in an international work setting. She is studying engineering at California Polytechnic State University. She is passionate about how the design of the world around us shapes the way we live, and looks forward to bridging her curiosity & analytical skills with entrepreneurship while in Japan. She hopes to contribute to creating online platforms with a focus on user experience design during her time at Nagareyama L.E.A.D.

Sanai Irving

Legal Intern

Sanai joined Nagareyama L.E.A.D. in the summer of 2026 as a legal intern to gain hands-on experience in an international work setting. Aiming to pursue international and global law, Sanai took this opportunity to learn across borders and document proceedures for Nagareyama L.E.A.D. With skills in communications, literacy, and English, she looks forward to practicing in an entrepreneurial setting while in Japan and grow together with L.E.A.D.

Charlotte Steele

 Program Development Intern

Charlotte joined Nagareyama Lead for the summer of 2026 to gain hands on experience in an international work setting. She is studying Business at Riverside Community College. She is quite passionate about the development of educational programs for children and looks forward to bringing her enthusiasm and work ethic to the entrepreneurship while in Japan. She hopes to flesh out her international communication skills and gain insight into the formalities of the Japanese workplace as part of her time with Nagareyama L.E.A.D.

Samantha Ramsey

 Program Development Intern

Samantha joined Nagareyama L.E.A.D. for the summer of 2026 to gain hands-on experience in an international work setting. She is studying Early Childhood Education at Riverside City College and is passionate about ensuring all children have fair learning opportunities. She looks forward to bridging her teaching and instructional aide skills with entrepreneurship while in Japan. She hopes to further her education and interpersonal skills as part of her time with Nagareyama L.E.A.D.

Sean Vazquez

Digital Marketing Intern

Sean joined Nagareyama Lead for the summer of 2026 to gain hands on experience in an international work setting. They are studying psychology at Norco College. They are passionate about using film and photography to create visual storytelling, and look forward to bridging their creative talents with entrepreneurship while in Japan. They hope to develop Nagareyama L.E.A.D.’s media presence as part of their time with the company.

Nusaibah Hasan

Executive Operations and Development Intern

Nusaibah joined Nagareyama L.E.A.D for the summer of 2025 to help support grant-seeking and fundraising efforts through conducting comprehensive research to compile detailed spreadsheets, develop engaging lead magnets and draft compelling application letters to enhance community outreach efforts. They studied BSc (Hons) Global Health and Social Medicine at King’s College London. Their passions include qualitative and quantitative research in global health, community volunteering in areas of youth empowerment and promoting sustainability. They have used their strong interpersonal and technical skills, demonstrated in her undergraduate research fellowship with the EMPOWER Dementia Network+ to aid in their research work with L.E.A.D while in Japan.

Lula Hanari

Program & Operations Intern

Lula Hanari joined Nagareyama L.E.A.D. in Summer 2025 to gain hands-on experience in an international, grassroots, community-focused organization. She supported the development and online implementation of Nagareyama’s educational program, transitioning it from paper-based to online for local elementary schools. During her time as an intern, she joined a Her Rise bilingual English/Japanese event in Shibuya, “Workshop on Mindset for Entrepreneurs and Women Entrepreneurs”. She graduated in July 2026 with a BA (cum laude) in Liberal Arts and Sciences, majoring in political science and geography, minoring in religious studies at University College Utrecht.

Bilkis Ahmed

Program & Operations Intern

Bilkis joined Nagareyama L.E.A.D. in Summer 2025 to experience Japanese entrepreneurial work. They grew up in England where they studied graphic design and animation, with further studies in child development. They are passionate about children’s literature and illustration and enjoyed using their graphic skills as an intern to design and produce the mascots for Nagareyama L.E.A.D.

Together, our team works across continents, cultures, and disciplines to craft a program where children feel seen, safe, and strong.

We are not just teaching leadership.
We’re unlocking it—one child, one mission, one future at a time.

Impact Reports

To review how our work benefits the world, look at our official statements

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