Binetsu Kuukan
Akasegawa Naoya's mother remarried recently and he suddenly finds himself trying to get along with his new big sister Amane, a student of the prestigious Kasugano Girls' School. But his new big sister...
Author
Unknown
Artist
Unknown
Updated
Oct 27, 2026
Latest
Chapter 1
New text
checking in single manga page
Synopsis
Akasegawa Naoya's mother remarried recently and he suddenly finds himself trying to get along with his new big sister Amane, a student of the prestigious Kasugano Girls' School. But his new big sister isn't like what you might first expect.