The work is about 100 pages long, and Morgane Chinal-Dargent of The Japan Society of the UK described it as "short".
[5] The novel's title comes from a female character who works at a store at the sandwich selling area.
The boy continually buys sandwiches to try to forge a connection, though Iain Maloney of The Japan Times wrote that the sandwich character "is more of an imagined entity", and that the boy is unable to have a connection with other people in his life.
[2] The story later focuses on his relationship with a female friend named Tutti,[1] who encourages him to take his life in a new direction.
[6] Erik R. Lofgren of Bucknell University wrote that the translator had "fluidly rendered" the content.