2026 Reading Challenge

Join the Goodreads Author Program

Are you Pi (ぴい), author of the book below?
パラダイムシフト [paradigm shift] by Pi (ぴい)


To join the author program as Pi (ぴい), you will first need to sign in to Goodreads. Then navigate back to this page to apply.


About the Author Program
Authors on Goodreads
Author Guidelines
Author Program How-To
Author & Advertisers Blog
Ask the Author: Featured Authors
About Goodreads