Where does “春本” come from?

春本 (Japanese) comes from Japanese 春, from Middle Chinese 春.

春本 (Japanese): pornographic book

Definitions

  1. pornographic book

Ancestry of “春本”, step by step

春本 traces back through two separate lines of ancestry.

via Japanese 春

StepLanguageWordMeaning
1Japanese春spring
2Middle Chinese春—

via Japanese 本

StepLanguageWordMeaning
1Japanese本Alternative form of 元; a book; a script; a...
Every word from Middle Chinese 春 →Every word from Japanese 春 →