Update 5/4/2024
Technical Book Doujinshi Expo (Technical Book Expo) is an on-site sales event for technical books (doujinshi). In addition to IT, which covers a wide range of technologies such as science and engineering, mathematics, design and management. This event was born out of a desire to support and strengthen the output of engineers. We aim to be a place where both beginners and veterans can relax, deepen their knowledge, make friends and grow while interacting in a relaxed manner. Source: [Technical Book Doujinshi Expo] (https://gishohaku.dev/)