Nice long list Aki, and those are some quality games aswell Rei. Same as Rei I'll update my list over time, I really wish I Had kept track of this properly. All visual novels I played were translated to english.
Adultery: His Wife is a High School Student Amorous Professor Cherry Bazooka cafe + harem sequel Bible Black Boob wars Canvas 2 Captive market ( lol I Loved this game for a nukige, heck I'd even replay it for the story ) Casual Romance Club Clannad Crescendo Da Capo Da Capo Innocent Finale Da Capo 2 Deardrops Dengeki Stryker Discipline: The Record of a Crusade Duel Savior Edelweiss Edelweiss Eiden Fantasia Eroge! ~H mo Game mo Kaihatsu Zanmai~ Gang Rape Club Gibo: Stepmother’s Sin Grisaia no Kajitsu ( Best game ever, totally top 3 ) G-senjou no Maou ( Best game ever, totally top 3 ) Harem Party Harukoi Otome Heart de roommate Hitomi – My Stepsister Hoshizora no Memoria -Wish upon a Shooting Star- Idols Galore! Imouto Ijime Kaiki! Drill Otoko no Kyoufu Kamidori Alchemy Meister ( super nice one, I played this one the most by far ) Kana Little Sister Kanon Katawa Shoujo Kira Kira Kotori Love EX p Minna Daisuki Kozukuri Banchou Monster Girl Quest 2 My sex slave is a classmate Orion Heart Princess Waltz School Days HQ Sexy Demon Transformation! ( this one was quite funny ) Sharin no Kuni, Himawari no Shoujo ( best game ever, totally in top 3 ) Sharin no Kuni, Yuukyuu no Shounenshoujo Shinigami no Kiss wa Wakare no Aji Shuffle! Slave Witch April Taimanin Asagi Tick! Tack! The Sagara Family Throb! The Greatest Inventions of the Sexy Era! Tsuki: Possession Virgin Roster We Love Master! Which girl should I choose? ( Hinata Bokko ) X-Change Yandere Yin-Yang – X-Change Alternative Yumina the Ethereal