The naming convention ("Eikyuu Renai Cream" or "Eclair Milk Cream") is a play on words often used in Japanese adult media to mimic sweet-sounding or culinary titles while referencing sexual wellness or intimacy products.
: There are usually specific events (often involving the "Éclair" theme) where the relationship transitions from casual to intimate. Good/True End Eclair Milk Cream -Onani x Onani-
: A long, drawn-out sequence of solo play (Onani) that focuses on the character losing herself in the sensation. The naming convention ("Eikyuu Renai Cream" or "Eclair