Department of Defense Education Activity

Mrs. Hoai-My T. Winder - Iwakuni IS Principal

Mrs. Winder began her career as a school office clerk, teacher’s aide, and substitute teacher. In 2004, she became a licensed teacher and taught K-12 physical education. Mrs. Winder also holds endorsements to teach business software applications, computer science, and educational technology. Mrs. Winder joined DoDEA in 2015, teaching physical education at Shirley Lanham Elementary School. Mrs. Winder arrived at Yokota AB as the assistant principal at Mendel Elementary School in 2020. In 2021, she served in the capacity of the acting principal at Yokota West Elementary School.

Mrs. Winder holds a bachelor’s degree in Physical Education from University of Nevada, Las Vegas, a master’s degree in Mathematics Education from Walden University, Graduate Certificates in Education Differentiation, Technology in Education, an Educational Specialist in Leadership & Administration, and will receive her Educational Doctorate in Leadership from Liberty University, June 2022.

“I consider school leadership to be an opportunity to serve the community,” Winder said. “I look forward to serving the Iwakuni families and teachers in any capacity that is needed.”

Mrs. Winder's hobbies include running, hiking, spending time with her family, and traveling to new places.

Mrs. Hoai-My T. Winder

Iwakuni IS Principal


Phone: 0827-79-3168
Phone: 315-253-3168
Fax: 0827-79-6980
PSC 561 Box 1874
FPO , AP 96310
Iwakuni, Japan

Ms. Andrea Prior - Iwakuni IS Assistant Principal

Andrea Prior started her educational teaching career supporting diverse populations in Arizona. Having been raised in a family of educators, her trait of being an active lifelong learner was developed at an early age and she continues to share her passion for learning. Ms. Prior joined DODEA in 2002 as a teacher at R.E. Byrd Elementary located in Yokohama, Japan. She has continued to serve the Yokosuka complex in many teaching roles to include Sure Start, kindergarten through fifth grade, Literacy Support Specialist and as an ESOL teacher at The Sullivans School and Ikego Elementary. Most recently she has been working as the Information Specialist at Ikego Elementary School in Zushi, Japan.

As an educational leader, Ms. Prior has 20 years of on-site teaching experiences and expertise wherein she has devoted time to strengthening instructional practices, building a positive culture of communication to ensure support and alignment of shared initiatives through her roles as a team leader, CSI Chair, CSI Data Chair, Student Support Team Chair and Focused Collaboration committee work. She believes trust, active listening, real world experiences and a shared vision helps to keep students at the heart of what we do.

Ms. Prior holds degrees in Early Childhood and Elementary Education with emphasis areas in Multicultural and Diverse Education, English and Music. She also has earned Advanced degrees in Educational Leadership and Administration with a focus on Curriculum and Assessment. In addition, she holds certifications in Information Specialist in Library Science, English as a Second Language, and a Reading Support Specialist.

She looks forward to getting to know and working together with the Iwakuni Schools and Community to help ensure every student has opportunities to succeed and be provided with the tools they need and deserve to grow as learners in a safe and caring environment.

Ms. Andrea Prior

Iwakuni IS Assistant Principal

Official Photo


Phone: 0827-79-3168
Phone: 315-253-3168
PSC 561 Box 1874
FPO , AP 96310
Iwakuni, Japan