The art style is likely to be anime or manga-inspired, typical of visual novels. Character designs, backgrounds, and any animation or CG scenes would contribute to the overall aesthetic. Music and sound effects would enhance the emotional impact of key scenes.

: This seems to be a code or identifier, possibly related to a doujinshi (indie or fan-produced) work, given the "RJ" prefix which is commonly used in the doujinshi community in Japan.