High school boys volleyball coaches

Mr. Toshifumi Mitsuhashi has taught SOIS PE since 2011. He is an SIS graduate and also the school Campus Activities Coordinator. He coaches HS boys volleyball. Coach Mitsuhashi is from Japan.

Mr. Keiji Majima has taught SIS science since 2009 and coached HS boys volleyball since 2011. Coach Majima is from Japan.

Middle school boys volleball coaches

Mr. John Van Plantinga, Jr. has been the inclusion specialist at OIS since 2014. He
has coached MS boys volleyball since 2015. Coach Van Plantinga is from the US.

Mr. Michael Routh is an SOIS PE teacher. He has taught at SOIS and coached the high school boys basketball team and the middle school boys volleyball team since 2012. Coach Routh is from Australia.