Phantom Buster Rumi
by May
From the letters page: Phantom Buster Rumi: a shooter about pregnancy, monster girl and parody, developed by May. It runs on Flash and puts you in the role of a female protagonist. Status: finished, version Captured Series v4. Available for Windows; 116 MB.
From the box: “A FLASH action game which features the heroine being assaulted by tentacles! As for the assault, we've incorporated the perfect attack system from the Captive series. Hammer, whipping, shocks, needles, burns, there are plenty of ways to make her submit.”
Screens
3 screenshots from the game's own gallery.