75.md

解答

$ nkf -s minutes.txt | nkf -w

別解

別解1（山田）$ nkf -e minutes.txt | nkf -w
別解2（山田）$ ruby -ne 'puts $_.gsub(/[^#*\P{Emoji}]\u200d?/,"");' < minutes.txt

読者別解

by kariya-mitsuru

別解3 $ ruby -pe 'gsub(/[\p{Emoji}&&[^*#]][\p{In_Variation_Selectors}\p{Join_Control}]?/, "")' minutes.txt