Absolute Safety Razor

Vol.1 Chapter 6: Sit Down and Play
Vol.1 Chapter 5: 1+1+1=0
Vol.1 Chapter 7: Futon
Vol.1 Chapter 5: 1+1+1=0
Vol.1 Chapter 7: Futon
Takano's debut work. Later 1982 in the award-winning anthology of Takano short shojo manga with the same title (by Hakusensha).