1. Introduction: The Potentials of Lesson Study-based Teacher Education (Hiromi Kawaguchi and Shotaro Iwata)Part I: Lesson study in Japan and the world2. Through Foreign Eyes: A Critical Understanding of Lesson Study-based Teacher Education in Japan (Jongsung Kim)3. The Landscape of Lesson Study: A Methodology for Teachers’ Professional Development and Educational Research (Nariakira Yoshida, Mitsuru Matsuda, and Yuichi Miyamoto)Part II: The Scenery of Lesson Study-based Teacher Education in Japan4. All Routes Lead to Lesson Study: Lesson Study in a Subject Method Class (Hiromi Kawaguchi and Takumi Watanabe)5. Lesson Study in Teaching Practicum (Shigeo Mase)6. Lesson Study as an Effective Tool to Change Teachers’ Views (Shotaro Iwata and Aiko Hamamoto)7. Beyond Individual School: Off-side Lesson Study (Miori Miyoshi and Mariko Komatsu)Part III: The Potentials and Challenges of Lesson Study-based Teacher Education Globally 8. Lesson Study in the United States: Possibilities and Challenges through a Case Study in Social Studies Education (Lauren McArthur Harris, Anne-Lise Halvorsen, Linda Doornbos, and Matthew T. Missias) 9. Lesson Study as Practitioner Research to Improve Practice in Teacher Education: A Norwegian perspective (Kari Smith) 10. Lesson Study in German-Speaking Countries between Classroom Research and Teacher Education (Maria Hallitzky, Christian Herfter, Emi Kinoshita, Johanna Leicht, Mamadou Mbaye, and Karla Spendrin)11. Lesson Study as a Component of International Cooperation in Education: Implementation Examples from Peru and Uganda (Kazuhiko Saito and Tomoya Shiraishi)Part IV: For a Better Lesson Study-based Teacher Education12. Lesson Study with Multiple Stakeholders: Community-based Lesson Study (Nariakira Yoshida, Hirotaka Sugita, Shota Kumai, and Atsushi Fukuda)13. Lesson Study as Democratic Professional Development: Creating a Lesson-Mediated Public Sphere in the Teacher Education Field (Jongsung Kim)