noun, noun or participle which takes 'suru'
studying abroad in Japan
Used for foreign students who come to Japan for study. Often seen in contexts like 留日経験 or 留日生.
彼は留日中に日本語が上手になった。
His Japanese improved while he was studying in Japan.
留日経験を活かして就職した。
He got a job making use of his experience studying in Japan.
noun, noun or participle which takes 'suru'
staying in Japan
Broader than sense 1; covers any extended stay in Japan, not necessarily for study. Compare with 滞日, which is more common for general stays.
See also: 滞日
長期留日する外国人は増えている。
The number of foreigners staying in Japan long-term is increasing.