Are the artists whose music is used for anime intros/outros well known in japan?

[Later] To clarify, the documentary interviews the last member of one gang which is folding up. Released 5…

Japan ends distribution of AstraZeneca COVID-19 vaccine, discards 13.5 mil doses https://mainichi.jp/english/articles/20221001/p2a/00m/0na/004000c

Hey everyone! I never went to japan till now and have absolutely no idea of japan and there…