CREATE TABLE table_5334 ("Specification" TEXT, "Gender" TEXT, "Junior High School  ( 12\\u201315 yrs ) " TEXT, "Senior High School  ( 15\\u201318 yrs ) " TEXT, "University students and Adults  ( 18yrs+ ) " TEXT)

Which junior high school has university students and adults of 26mm?
SELECT "Junior High School (12\u201315 yrs)" FROM table_5334 WHERE "University students and Adults (18yrs+)" = '26mm'
SELECT "Junior High School (12\u201315 yrs)" FROM "table_5334" WHERE "University students and Adults (18yrs+)" = '26mm'