Great R-18 RPG Games?

shinjix7

I recommend Pastel Chime 3. It's an Alice Soft game that has tactics/RPG elements in it.
I haven't played it yet, but do plan to play it when I have time (cause there's just too much eroge!).

cutterline

Leaf : Utawarerumono and tears to tiara
Alicesoft games
Xuse games like eien no aselia
I don't find many games with female heroine except those in doujin game

mowa

maybe you should try those rpg maker game made by the japanese
since some of them is actually good, like リリムユニオン, sonabia, etc