The book "Complex-Valued Neural Networks" by Akira Hirose provides a comprehensive introduction to the topic of complex-valued neural networks. Originally published in Japan, it has earned a positive reputation and is now presented in an English edition aimed at reaching a broader audience. The publication reflects the ongoing developments in research on complex-valued neural networks and includes updated bibliographies as well as modified illustrations to provide readers with a clear understanding of the concepts. Topics covered include applications in electromagnetic wave and light wave measurement as well as imaging. This edition is suitable not only for professionals but also for students and interested individuals who wish to engage with the latest advancements in this innovative research field.