Mahiro and the Full-Cup Bra

Mahiro and the Full-Cup Bra (まひろとカップブラ, Mahiro To Kappubura) is Chapter 43.5 of Onimai: I'm Now Your Sister!.

Summary
Mahiro's bust has finally grown large enough to upgrade to full-cup bras.

Characters

 * Mahiro Oyama
 * Mihari Oyama