Yasuko Takane - 高根やす子

An investment blogger who goes by the name "Afi-chan" and is a friend of [Mebuki](https://anilist.co/character/405455/Yamashi-Mebuki). Having learned the hard way through FX trading, she knows firsthand just how frightening the markets can be. Although she has a sharp tongue, she is caring and cannot bring herself to ignore her friend's reckless behavior.