8438th, it has 8,637 monthly views.
Average 4.47 / 5 out of 93 total votes.
You're more than welcome to
Edit the info or Upload a manga chapter for share.
You can also keep track this manga by subscribe the feed or Bookmark it.
OTOKONOKO ZUKAN Manga
Read Otokonoko Zukan Online
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.
The series Otokonoko Zukan has been licensed, it is not available in Manga Fox.
OTOKONOKO ZUKAN Chapters
Volume 01 Chapter 1 - 4