Bunko Comic Heisei Salaryman Senka Toho-ho and Uhyo-hyo no Marugajiri (library edition) Kodansha Bunko
※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: 文庫コミック 平成サラリーマン専科 トホホとウヒョヒョの丸かじり(文庫版) 講談社文庫