The sister got a bit of a redesign. Her b eyes are more "tareme" (rounder and softer, but look it up for a better explanation) they were before, and her chest seems to be significantly bigger. Compare her to chapter 13, or even chapter 51.
@tactless
Sealed metal cartridges (pretty much the modern bullet) were invented and available during the time of the Wild West Era. They became more common by the late part of the era, but it's very possible that a successful bounty hunter like Oakley could afford cutting edge technology.
@gregger
Earlier in the manga Minai looked like she might be part of the romance plot, but she quickly became Ninomaes support.
The importance of the chocolate incident was that Suzuki assumed it might be from Ninomae.
I kinda suspected that "random talented musician girl" in the flashback was going to be Subaru sensei.
There's much more to Subaru sensei than "horrible attitude perfectionist slave driver rival character". There were glimpses of it before, like when she heard the club's song and taught the sax...
Pillar of Fire, Pillar of Smoke, and manna for food, are all things God used to guide and provide for the Israelites as they wandered in the desert after escaping from Egypt in the Biblical account/story.
So basically the author modeled there King's miracles on God's miracles.
@RemIpsum Teachers are very well compensated in Japan, compared to America. (Just as an example, i don't know where you are from.) It's also much harder to become one in Japan.