About “Mr. Tonegawa”
Mr. Tonegawa: Middle Management Blues is a Japanese manga series written by Tensei Hagiwara and illustrated by Tomohiro Hashimoto and Tomoki Miyoshi. It is a spin-off of the Kaiji manga series by Nobuyuki Fukumoto. The series was serialized in Kodansha's Monthly Young Magazine from June 2015 to January 2018, then moved to the Comic Days manga app in March 2018 and concluded in June 2020. It was collected in ten tankōbon volumes. The story follows Tonegawa, a middle manager and executive of the Teiai Group, who deals with the challenges of leading a large number of employees while focusing on the mood of the authoritarian Chairman Hyōdō. (Summary adapted from Wikipedia, CC BY-SA 4.0.)
Some summaries adapted from Wikipedia, CC BY-SA 4.0.