Install Font

install nerd font

$ git clone https://github.com/macchaberrycream/RictyDiminished-Nerd-Fonts.git ~/.fonts
$ fc-cache -f -v

Check current installed fonts

$ fc-list | grep Ricty | Regular
# fotmat [font-file-path: font-name:style]

Install Japanese Font

$ sudo pacman -S noto-fonts-cjk

ref to https://forum.manjaro.org/t/texts-in-some-applications-are-garbled/95868