Written by Kobi Yamada. Published by Compendium Inc. an Imprint of Penguin Random House, USA. 2017 In June 2019, Because I had a Teacher reached No.5 on the New York Times Best Selling List and has been listed every year since. On 14th May 2023, the book reached No.1 on the New York Times Best Selling List and remained within top ten best-selling books with the USA for 5 weeks.