Wind Chaser and Journey with the Phoenix were two different types of TV series. According to the information provided, middle-aged and elderly audiences generally preferred to watch spy dramas and not xianxia dramas. Therefore, Wind Chaser might be ahead of Journey with the Phoenix in the viewership ratings. In addition, Central TV Department 8's viewership ratings were generally higher than Hunan Satellite TV's viewership ratings because middle-aged and older viewers preferred to watch Central TV Department 8. Although Zhao Liying's traffic was lower than Wang Yibo's, Xianxia dramas were more attractive to young audiences. At present, there was no information about the specific plot and performance of the actors in the two dramas, so it was impossible to compare the specific content and quality of the two dramas.
Muzan was ultimately defeated by the collective efforts of Tanjiro, Nezuko, and the other demon slayers. Their teamwork and perseverance were key to ending Muzan's reign of terror in the manga.
Inosuke doesn't become a Hashira in the manga. The story progresses with him having other significant experiences and achievements instead of achieving that specific position.
It's hard to give an exact number. Different story arcs and battles led to the deaths of multiple hashira. Some died heroically, while others met their fate in unexpected ways. The count changes as the manga progresses.