[Details=Pg. 4]
I think she is implying it’s a habitual action. That is, he regularly stays up late and watches the anime that has a late-night runtime, so it shouldn’t be in past tense in that case.
You are close, but I wouldn’t describe 声がデカイ as “screaming.”
With sound words, デカイis closer to “loud”.
So I would word it as “Your voice is a little (ちょっと) loud, Takagi-san!”
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[Details=Pg. 10]
というhas so many uses that I still regularly come across it in different grammar points, so it’s hard to give you an overarching article. Maggie-sensei has an article that covers several uses, but yeah, it’s just a lot. My tactic thus far has been to look it up in combination with whatever is around it when I come across it in something I can’t intuit because it’s just such a huge grammar point.
The “in order to” のに needs to follow the verb that you are doing. So that wouldn’t work here, I don’t think. のに, when ending a sentence and not directly linking to another clause kind of just expresses a kind of lament. We use “though” in the same way as in English.
“Slowly, this pose is (becoming) difficult though…”
While the 版書 literally translates as “writing on the blackboard,” from the Japanese wikipedia entry on it, I think the students copying what’s written as notes is sort of part and parcel with it, and context determines if it’s literally writing on the blackboard, or if it’s the copying down part of it.
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