Yoshiaki Takahashi, Senior Research Fellow at IIPS, started to conduct the Quality of Life Survey in the Netherlands with Professor Ruut Veenhoven, Erasums University Rotterdam after an ethical approval. The participants are selected randomly from Dutch population. This project is supported by the Japan Society for Promotion of Sciences (JSPS) Bilateral Open Partnership Joint Research Projects. The participation is voluntary. Please help and allow us to conduct meaningful research. Your cooperation will contribute to a better understanding of what makes for a good life.