Remember those stories about male writers who stopped writing after their wives died, and we called it "losing their muse"? They didn't lose inspiration, they lost their uncredited co-writer.
Even in the 2010s, Japanese were out protesting and shamelessly shouting things like ‘It’s fine to rape someone if they’re Korean’ 'Kill all korean'-yet they still insist that during the colonial period Japan treated Koreans like brothers and lived together in peace.