On April 5, 2018, as part of the 150 th anniversary of the Gannenmono, JASH held its Japan Day program, sponsored by the McInerny Foundation. Over 200 students from James Campbell High School, Kalaheo High School, Kalani High School, Kapaa High School, King Kekaulike High School, Konawaena High School, St. Francis School, University Laboratory School and Waiakea High School congregated at the Manoa Grand Ballroom and the Japanese Cultural Center of Hawaii. Held twice a year