Galko's skin got really dark as a result of tanning.
Otako comments that since Galko's skin has tanned so much, her nipples must be dark as well. Along with Ojou, Otako yells that Galko has dark nipples.
You're prone to an infection called "mastitis,"
ترتفع نسبة تعرضك لالتهاب الثدي
Du neigst zu einer Brustdrüsenentzündung …
Si sufres eso, eres susceptible a la mastitis
On a plus de risques
de contracter une mammite
Ti può venire un'infezione chiamata "mastite"!
Pode causar uma infecção chamada mastite,