Chio-chan no Tsuugakuro Episode 12 English Subbed Episode Title:Just One Masterful Method / Yuki-chan Bares It All.Episode Description:Chiharu asks for Chio's help with her social studies homework on how she could earn 500 yen, leading them to search for cans to sell at the recycling plant. Later, a revalation about what Yuki does at home somehow leads to everyone walking to school without panties on, which proves exhilarating until they run into Madoka.