On the self-help shelf at a bookstore in LAX sits a slim volume called Ikigai, surrounded by books about productivity hacks, morning routines, and finding your life purpose. Its presence there is almost ironic. Ikigai: The Japanese Secret to a Long and Happy Life was written by Héctor García and Francesc Miralles, two Spanish writers whose friendship sparked a conversation about Japanese longevity while walking through a Tokyo park. The book was originally published in Spanis