The annotation “Kai, Kai Kai” in a cartoon likely represents a playful or whimsical sound associated with a dog. In various contexts, “kai” can be interpreted as a sound that mimics barking or yapping. This type of sound representation is common in cartoons to convey animal noises in a stylized manner.
In some languages and cultures, “kai” may also have specific meanings or associations, but in the context of cartoons, it is primarily used for its phonetic qualities rather than a literal translation. The repetition of “kai” emphasizes the sound, making it more engaging and expressive for viewers.
I always like the “reality images” injected into scenes. This takes it a step farther – I like it!