It's hard to say for sure. Sometimes these things depend on various factors like the creator's schedule or the production process. Best to stay tuned for updates from reliable sources.
Yes. But it's been a bit controversial as some fans felt the ending was rushed or didn't meet their expectations. However, it's still a completed series.
I don't have the specific number off the top of my head. But you can try searching on popular manga platforms or asking manga enthusiasts in online communities. They might be able to give you a more precise count.
The answer is: "OST song" refers to the song in the OST. OST referred to the original music in movies, TV series, and other film and television works, and the song part was the OST song. According to the search results, some OSTs of movies and television works included some songs, such as the theme song of the TV series OST of " A Thought of Passing Mountains," many of Zhou Shen's OST songs, and Yu Kewei's Top Ten Classic OSTs. Therefore, an OST song referred to the song part of the original music in a film or television work.
I'm not entirely sure specifically what 'CSM Pulp Fiction' refers to. It could potentially be a specific edition, adaptation, or some kind of product related to 'Pulp Fiction'. Maybe it's a collector's special media (CSM) version of the movie 'Pulp Fiction' with some unique features like bonus content or special packaging.
The CSM manga has ended. It had a definite ending that either satisfied or left some wanting more. But regardless, the series has completed its journey in the manga world.