Kyouka Jikken 2 ~Tsun to Shita Maid Musume ga Innyuuka Suru ni Itaru Aramashi~

One man has agreed to give his body to experimental modification for the sake of the struggling nation in a time of continued war. He will become a woman, and in turn enter a special prostitution program. But never in his wildest imagination could he have guessed what came next...

[From DLsite English]