Galko's very tall classmate who has a bad posture due to her height, and is also interested in the occult.

Oshiete! Galko-chan
Oshiete! Galko-chan is a lighthearted and humorous look at three very different girls and their frank conversations about themselves and everyday life. No topic is too safe or too sensitive for them to joke about—even though every so often, Galko seems to get a bit embarrassed by their discussions!