Mānoa Coaches

Coach Larry Oshiro

Head Coach Larry Oshiro started competitive swimming as a teenager at Palama Settlement and later swam at McKinley High School, under the legendary coach, Harry Mamizuka. After graduating from McKinley, Larry attended Shasta Jr. College in Redding, California and later the University of Oregon, where he continued swimming.

Larry started to coach swimming at Palama Settlement in 1966 and in 1972, joined McKinley High School staff as a swim coach; a position he still holds. In 1979, when Harry Mamizuka formed Mānoa Aquatics, Larry was asked to join the club.

Coach Larry was inducted into the Hawaiian Swimming Hall of Fame in October 2015. Congratulations Coach!

Coach Ky Wong

Assistant Coach Ky Wong started swimming at the age of 6 months at the Kaimuki YMCA. He started competing in YMCA sponsored swim meets from the age of 6 years old until he started High School. At McKinley High School, he swam under Coach Larry, where he lettered in swimming all four years. He joined Manoa Aquatics in 2008 and competed at the 2012 Western Zones Championship meet as part of Team Hawaii.

Coach Ky also does Open Water races locally, such as the North Shore Series and the Waikiki Roughwater swim on Labor Day. He graduated from Hawaii Tokai University with an Associates Degree with a Minor in Peace Studies. He graduated from the University of Hawaii at Mānoa, with a Bachelors Degree in Japanese Studies in 2016 and. teaches at McKinley HIgh School. Coach Ky joined the Mānoa Aquatics coaching staff in January 2014.

Coach Casey Wong

Assistant Coach Casey started swimming for the Kaimuki YMCA at 8 months old and competed at 7 years old. He swam for Mānoa Aquatics under Coach Larry since the age of 12. He attended McKinley High School and swam under his brother and lettered all four years.

Coach Casey participated in the North Shore Swim Series and Waikiki Roughwater Swim. Coach Casey graduated from  Linfield University in 2023 with a BS in Computer Science. He currently works as a software engineer  and joined the Mānoa Aquatics Coaching Staff as a full time coach in 2023.

Coach Dillon Ishimi

Assistant Coach Dillon started swimming at an early age taking swim lessons then later joined Mānoa Aquatics at the age of 11 to swim competitively.  During his swimming career, he swam under multiple coahces, Coach Ky, Coach Larry, and Coach Kaysha.  When going into high school, he swam for Roosevelt High School under Coach Susan Nishioka. 

Coach Dillon is currently attending UH Mānoa studying Electrical Engineering.  Coach Dillon joined Mānoa Aquatics coaching staff in the Winter 2022.