I don't have any data regarding the popularity of 'kazoku haha to shimai no kyousei visual novel'. Popularity can be measured in different ways, such as the number of downloads, ratings, or how often it's discussed in relevant communities. Without these details, it's impossible to accurately say whether it's a popular visual novel or not.
I'm not entirely sure as I haven't directly experienced this visual novel. It might be about the relationship between a mother in the family and sisters, perhaps exploring family dynamics, sisterly bonds, and various interactions within a family - but this is just speculation.
I'm not sure specifically as it's not a widely known mainstream visual novel. It could potentially be about unique characters and their growth or relationships within a fictional setting.
Heart shaped eyes in cartoons are typically associated with positive emotions. They can make a character look innocent or dreamy. Sometimes, they're used to emphasize a character's soft and loving side. Plus, they add a unique visual element that catches the viewer's attention.
Tom and Jerry is another example. They might be chasing each other in the rain, adding to the chaos and comedy. These characters make rainy scenes in cartoons more enjoyable and memorable.
Typically, a comic fox hero is known for being quick-witted and having a strategic mind. They often use their intelligence and physical abilities to overcome challenges. Also, they might have a mischievous side that adds to their appeal.