[Tairyo-tei (Various)] Ura Hajimete no Seiri (THE IDOLM@STER CINDERELLA GIRLS) [Digital]

[大呂亭 (よろず)] 裏 初めての生理 (アイドルマスター シンデレラガールズ) [DL版]

Parodies the idolmaster 21K
Characters arisu tachibana 6K
Tags lolicon 19K menstruation 32K goudoushi 108K
Artists yurarin 73K kameyoshi ichiko 96K takafumi 98K mabanna 145K
Groups tairyo-tei 90K
Languages japanese 6K
Categories doujinshi 33K
28 pages
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Story & Details

[Tairyo-tei (Various)] Ura Hajimete no Seiri (THE IDOLM@STER CINDERELLA GIRLS) [Digital] is a doujinshi featuring 28 pages of illustrated manga content.

Created by yurarin, this work was uploaded on February 21, 2026.