On October 4, NanoQuine held the 10th Photonics Innovation (PI) Seminar on “Basics and Latest Technologies of Optical Integrated Circuits” at Komaba Research Campus. Professor Yasuo Kokubun of Yokohama National University and Associate Professor Yasutomo Ota of NanoQuine were invited as lecturers, and they gave a wide range of lectures from tutorials to the latest technologies on “Basic principles and integration of waveguide-type optical functional devices” and “Basics of solid-state cavity quantum electrodynamics and its application to ultra-low power consumption light sources”, respectively. Questions were asked enthusiastically and actively.