こうとうがっこう koutougakkou
high school
tall, high, expensive
N5
etc., and so forth, class (first), quality, equal, similar
N3
study, learning, science
exam, school, printing, proof, correction
妹[いもうと]はまだ高等学校で勉強[べんきょう]している
我妹妹還在高中念書