春しゅん本ぽん

noun

pornographic book; erotic book

Refers to books with explicit sexual content, often used in historical or literary contexts. In modern usage, エロ本 is more common.

• 江え戸ど時じ代だいの春しゅん本ぽんは、当とう時じの風ふう俗ぞくを知しる資し料りょうにもなっている。

  Edo-period erotic books also serve as materials for understanding the customs of that time.