I usually listen to lofi playlists because I can focus better. If I listen to a song that I like I'll get too hyped and start bobbing to it too much to read the manga so ¯_(ツ)_/¯ Here's some that I listen to:
https://www.youtube.com/watch?v=kEPakJDkTOk
https://www.youtube.com/watch?v=Czz_I3Am00M
https://www.youtube.com/watch?v=SKNCfiLZigI
https......
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