You all gotta brush your teeth after eating lots of sweets so that you don't get cavities!

Don't! That'll give you cavities!

If you eat too much, you'll get cavities...

If you have any cavities or open wounds in your mouth...

However, lately I think my cavity's been getting worse.

My cavity started hurting recently.

Well, I went to get my tooth looked at, but...

Yuki-chan, you went to see the dentist about your tooth the other day, is it better now?

Xylitol gum... "Yes, has the ability to reduce cavities."

Is that a poster for increasing cavity awareness?

How does this look like "increasing awareness about cavities"?

Thanks to that, Nao's always had tons of cavities.

Toothache? Cough?