Kunoichi no Ubaikata

Sasuke (the protagonist) encountered Saori and her clan of lady rogues while on a mission.

Saori and the rogues didn't follow the protocols of war.
When they captured an enemy they were supposed to take him to the enemy fortress.
Instead, they indulged in Sasuke as a man, until his confidence was in tatters.
When a noble female thief, also named Sasuke, rescued him, Sasuke (the protagonist)
vowed revenge on the women who humiliated him... but...

[From DLsite English]