You can learn the dreary life of modern deficient being in automated and alienated society of Japan know and recognize perhaps now and then even in it. The Vitae of the protagonists / interior act realistically and allow the reader to experience first hand the emotions and decisions - sympathize.
Helplessness, anger, depression, distress, fight for survival in a harsh elbow society. This and much more can the reader the exception author Natsuo Kirino going through.
Me very much Fiction-sullen reader of this novel again disabused.
I read the English version, but can hardly imagine that the German may be inferior to many.
Recommended reading!
