If you're looking for general recommendations on visual novels or doujinshi that might fit these themes, it might be helpful to look into community forums or review sites that discuss adult visual novels, keeping in mind to filter for content that is consensual, legal, and aligns with your interests.
It looks like the string of keywords you provided — — contains a mix of Japanese terms (twins, sleep, peaceful, lewd/erotic), a version number, and a specific product ID format ( RJ01296782 ) that is used by the Japanese digital content platform DLsite . futago suimin suyasuya ecchi v110 rj01296782 work