Chairman Shima Kosaku

Kosaku Shima retired from his position as chairman of Tecot, one of Japan's leading electronics manufacturers, and became an advisor to the company. He wants to contribute to Japan's economic activities. Kosaku Shima wanted to contribute to the economic activities of Japan. With the Tokyo Olympics approaching, he has his sights set on the world of sports. There are people who are trying to bring about a change in the old amateur sports world by bringing in a superior management vision. With the Tokyo Olympics and Paralympics in 2020 and the sports business to follow, the island is on the move. On the other hand, inside Tecot, the criticism of the new president, Rinko Kazahana, grows stronger by the day and a suspicious letter is issued.

Manga about detective Nanase Gorou, 25. He works in a private detective agency and solves many complicated cases. Not only criminal ones, but social ones as well. *Note: \- The chapter count includes 2 non-numbered chapters in volume 24.* \- Includes the one-shot "Mirai-hen: Kanata Yori Ai wo Komete (未来編　彼方より愛をこめて)" \- Includes the story "Harinezumi Kouyuuroku (ハリネズミ交遊録)", 17 chapters \- Includes the story "Roppongi Shinjuu (六本木心中)", 2 chapters