Celebratory Events

Alumni Event: Orientation Evening
Thursday, October 24, 2024, 6:00pm - 9:00pm
YCAC

Join us for the Alumni Orientation Evening at YCAC, kicking off the Centenary Celebration for our alumni community! Enjoy drinks, light food, and catch up with your old YIS friends while a live band provides nice background music. Let the celebration start for the Dragons!

100th Year Anniversary
Opening Concert & Cocktail Party
Friday, October 25, 2024, 6:30pm - 9:00pm
YIS Auditorium & Cafeteria

Tickets On Sale Saturday!
Tickets go on sale Saturday, June 1 at 9:00 am (JST). Initial release of tickets will be limited at this stage. If you miss out on the first ticket release extra tickets will go on sale when the new school year commences in August.  To purchase your tickets click here.

*This event is recommended for adults

Alumni Event: Memory Walking Tour
Friday, October 25, 2024, 10:00am - 12:00pm
Yamatecho & Motomachi

Join us for the Memory Walking Tour in Yamatecho and Motomachi! This casual stroll will take you down memory lane, revisiting your favorite hang-out spots from the old days. Relive cherished moments and rediscover the places that made your YIS time unforgettable.

100th Anniversary Sports Day
Saturday, October 26, 2024, 10:00am - 2:00pm
YIS Field & Gym

Mark your calendars and join the 100th Anniversary Sports Day. Enjoy soccer, volleyball, basketball and softball with fellow Dragons old and new. There will also be a BBQ selling hotdogs, hamburgers and drinks to help you refuel between games. To register your interest in joining an event complete this form.

Centenary Dinner
Saturday, October 26, 2024, 6:30pm - 9:30pm
Westin Yokohama, Iron Bay Grill Restaurant

Tickets On Sale Saturday!
Tickets go on sale Saturday, June 1 at 9:00 am (JST). Initial release of tickets will be limited at this stage. If you miss out on the first ticket release extra tickets will go on sale when the new school year commences in August.  To purchase your tickets click here.
*This event is for adults only

Alumni Event: Panel Discussions
Saturday, October 26, 2024, 10:30am - 11:30am / 1:30pm-2:30pm
YIS Campus

Join us for the Panel Discussions on the theme: "Life after YIS: Building a Career and Future Outside Japan." Hear alumni panelists from different generations share their experiences and insights. Open to alumni, current students, parents, and faculty members. We hope for a lively exchange with members of the audience.

Alumni Event: 100th Year Alumni Reunion
Saturday, October 26, 2024, 3:00pm - 9:00pm
YCAC

This is it! Join us for the 100th Year Alumni Reunion at YCAC. Reconnect and catch up with old friends and teachers while enjoying BBQ and drinks. Experience live performances by alumni bands and Windjammer bands, and explore an exhibition of YIS history at YCAC. We Dragons are ready to celebrate the YIS 100th Year Birthday!

YIS Birthday Picnic Day
Sunday, October 27, 2024, 11:00am - 3:00pm
YIS Field 

YIS Families and friends are invited to join us for a picnic on the school field. Entry is free and food and drinks will be available for purchase from various vendors on site. Remember to bring your own blanket!