Dating sim name generator
Note that harems do not necessarily exist in doujin visual novels.Likewise, many commercial games have a Slice of Life setting.Do not talk about your awesome plans until your project is almost finished.Instead, write a few scenes, or get some of your gameplay to work.Don't let all of them be happy, because if the main character is not allowed to fail, then your story/game may lose its emotional impact.If you have decided to create an adult game, then you need to decide how sex will be incorporated into the story or the gameplay.
You could also make them bisexual if you want love interests of both genders, but don't put too many options or it can be overwhelming.
Then set a realistic deadline for yourself, and don't change it.
The English-speaking Ren Ai Game community has too many examples of games which only had demos, or which never amounted to more than ambitious plans.
You can include hardcore scenes at important moments.
You can create a love story in which a single sex scene is an important landmark for the characters.