Description
From StarryHeaven:
Boys are silly, sex-hungry, and naughty. This book studies boys, living creatures totally different from girls, in detail, to answer questions about boys and their behaviors.
1) Otokonoko Zukan ~Everything about a beast~
2) Otokonoko Zukan 2 ~The story of a novice~
3) Because I'm a guy ~Otoko Zukan 3~
4) Excuses to your parents A to Z
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