When using beni, people used a wet thin cosmetic lipbrush to mix it with water little by little and applied the dissolved beni to the lips, or they sometimes directly used their third fingers to apply beni to their lips.
使用する際は、水を含ませた化粧用の細い紅筆で少しずつ紅を溶きながら唇に塗り重ねてゆくか、直接指で紅を取ることもあった。