[czr]

You may be interested in:

* https://en.wikipedia.org/wiki/Anti-Japanese_sentiment_in_Kor...

* https://en.wikipedia.org/wiki/Korea_under_Japanese_rule#Lega...

* https://en.wikipedia.org/wiki/Anti-Korean_sentiment#In_Japan

[thaumasiotes]

A little older, but it's worth checking out https://en.wikipedia.org/wiki/Japanese_invasions_of_Korea_(1... too.