Sengoku no Kuroyuri ~Futanari Hime to Tekikoku no Himegimi~ by Kotoba Asobi - Adult Sex Game

Continuing from the previous instalment, Princess Oda Saku of Owari Province continues her struggle to take control of her own future in a time where women are afforded little to no political power. Amidst the political intrigue, plots, and betrayal, another princess is added to the mix as Owari formally receives and welcomes a noble lady from an enemy nation for diplomatic reasons.

The second part of the story tells of Saku's continued attempts to secure her power, only to find it weakened even further as someone discovers her secret...