It's hard to say. 'Happy' could potentially be a comic title, but it might also be something else like a character name or a concept. Without further clarification, it's difficult to give a definite answer.
It's possible. Publishers might release additional books based on the Happy Comic, like prequels, sequels, or guidebooks. But you'd need to check with the publisher or do some research to know for sure.
" Happy Ghost Saving Happy Ghost Cantonese " was a Hong Kong film that was released in 1990. The movie told the story of a Hong Kong teacher, Kang Sengui, who was a powerful "Happy Ghost" in his previous life. With the help of the "Happy Ghost," he had extraordinary superpowers. The principal's daughter, Annie, was Kang's girlfriend. They were very loving. However, the online viewing information for the movie was not found in the search results provided. Therefore, it was uncertain whether the movie could be watched online in high definition.