Nearsightedness or myopia — a condition in which distant objects are difficult to see clearly.
彼は近眼で、学校ではずっとメガネをかけている。
He is nearsighted and wears glasses at school all the time.
近眼の人は遠くの看板が見えにくいことが多い。
People who are nearsighted often have trouble seeing distant signs.
子どもの近眼が進行しないか心配だ。
I'm worried that my child's myopia will get worse.