Volume 12 - Part 6:

[31%] “Don’t say that,” Clouseau muttered. “I’ll start crying,” ► It should be a period.

Volum2, part 5, 22%:
The quote is "Evacuate? In our moment of triumph?"

Though I guess that makes as little sense as "Surrender"... Maybe "Retreat" would be better? It is not the Star Wars quote either, but it fits the context better - both for Star Wars and for this scene...

Part 7:
[39%] That’s my rival, you know. My rival for Rockmann’s love. > Should it be Sir Alois’s love since this is Maris’s line?
[48%] It’s a tiny human! Oh my…” > delete a double quotation mark.
[91%] …but he groans “no!” so I just stop trying … > “No!”

Part 9:
[77%] Who is “Stadal?” > Move quotation mark before the question mark.
[82%] “ ‘Stadal!’ It’s written right here!” > Move single quotation mark before exclamation mark.

Part 10:
[6%] “Oi, you two laggards! Aren’t you supposed to me men?” > Should it be Hey?
[89%] Didn’t it say, “every living creature on the continent?” > Should the double quotation mark be placed before question mark?

Part 11:
[16%] Come on, we should be thinking up ways to squash Stadal, not offer me up to it. > The “ä” in Stadal is tiny.
[16%] … he points up at Stadal floating up in the sky… > The “ä” in Stadal is tiny.
[47%] “In mine own name of Hades, I beseech you…” > It said “In my own name of …” in Volume 2.

Part 12:
[0%] In mine own name of …, I beseech you > It said “In my own name of …” in Volume 2
[4%] “What they ‘really do?’ ” & “ ‘Make connections?’ ”> Move single quotation mark before question mark.
[29%] “Lady**!** Nanalie!” > Should it be “Lady Nanalie!” ?
[75%] …answer her question about “quitting my job:” > Should the quotation mark be placed before the colon?

Part 8

48%
The base of operations of the Area 2 Fleet, the star system known as the Secar Viscountdom was virtually a war plant.
--insert comma

67%
As a result, the military succeeded in taking Lahkfacar, and gained control of the three
--delete comma

67%
There will be a different mission or you."
--for

95%
Its territory has been torn apart, with no ability to contact each other.
--seems like odd phrasing

Volume 2 - Part 10:

[Generic] The illustrator's name is Hyuga (single u) on the cover but it's written 2 times as Hyuuga (double u) in the afterword.

Volume 5 - Part 10:

[28%] learning how the lady of the manner had suffered ► It should be manor.