I think my vote would be on a 'they get separated at the festival and houjou runs into rei before she finds tohno.'
we could have hasegawa already there with rei and decide to chase after tohno rather than stay
I'm betting that was her posing as a guy to size up MC
he found the person both mature sounding and intimidating, then she shows up in pants and suspenders.
I did think it was the brother until it showed her though
the pages at the end say that the third volume o the LN will be releasing 'next year' and that the previous one was released 2021.
so yes to a light novel form and for the 'axe' probably just caught up to the LN
that would explain his parents always having to move around and living in cheap apartments, they don't have any documentation on themselves so they have to run when people start to get suspicious
ignoring that he has things in his medical kit that he could have a known measurement for, the ratio is more important for chemistry than the precise measure.
Beyond that its just an application of dwarven refined handwavium. That alone is enough to get an accurate measure
it kind of bothers me that the mangaka/translators made it seem like making the corn into tortilla was a required step of nixtamalization. In reality once the raw corn has been treated it becomes what is sometimes referred to as hominy which can be served as is (often in syrup) or ground and...