Midori Yamabuki  

, 山吹 みどり

In the story, Arales is portrayed as a stunning teacher while Senbeis dream girl is depicted as beautiful. After experiencing an extended period of unrequited love and confusion, Senbei proposes to her in a moment when he believes she's out of earshot. To his astonishment, she accepts immediately, even while on the toilet. As a result, they get married in the following manga panel. This leads to a name change for Arales. Despite not having any knowledge about how children are conceived, Arales becomes pregnant and delivers Turbo. At the start of the series, Arales is 23 years old.