"In Japanese literature and culture, ""Black Rain"" (黒雨, Kuroame) often symbolizes something ominous, tragic, or catastrophic. It can evoke:

Historical Connotation: The term is closely associated with the aftermath of the atomic bombings of Hiroshima and Nagasaki during World War II. ""Black Rain"" refers to the radioactive rain that fell after the bombings, symbolizing destruction, loss, and the long-lasting scars of war.

Emotional Symbolism: It represents despair, grief, or an impending sense of doom, often used in storytelling to set a dark or suspenseful tone.

Mystery and Intrigue: In the context of a crime thriller, ""Black Rain"" can metaphorically suggest hidden truths, a pervasive threat, or the shadowy underworld-making it an evocative title for a suspenseful narrative. Labyrinth of Black Rain in Japanese is 黒雨の迷宮 (Kuroame no Meikyuu)

Labyrinth of Black Rain comprises well curated short stories on various aspects of dark themes and connotations related to the "black rain". The book is developed with illustrations to each story in the form of an Anime."

Labyrinth of Black Rain is written by various authors namely, Aurobindo Ghosh, Manmohan Sadana, Riddhima Sen, Devajit Bhuyan, Sanjai Banerji, Ana S. Gad, Kajari Guha, Dr. Renuka KP, Mae Chelle M. Medina, Jessika Sims, Rhodesia, Shivani Bhardwaj