Do yourself a favor and read a more proper translation and the full tank here instead of this MTL gibberish.

Base +21, rsx205 +21, bigscuba +8, sirlachdanan +37, dankestdungeon +22, Jouven +8, wolfspitz +9, Th3 Sl0th +6, Black-lights +15, pond39267 +6

I can't judge the quality of the translation so I'll focus on the quality of your typesetting. To make it short: It's shit.

Before you continue read and study some typesetting guides like these:
https://www.insidescanlation.com/etc/the-idiots-guide-to-editing-manga/guide/main
https://mangadex.org/title/08e1f85a-bb12-4fe4-aec5-0d7a80b3a261/anonblack-s-typesetting-guide?tab=chapters
https://www.ruinevil.com/rawr/editguide/index.html
https://quicksandscans.wordpress.com/resources/

Base +20, dankestdungeon +22, wolfspitz +9, Th3 Sl0th +6, baneonplane +9

>I can't judge the quality of the translation
I will.

Page 1
Your TL: Isn't it your duty?
JP: ちょっと貸してくんない？
Intent: Lend/give it to us.

Page 1
Your TL: nil
JP: ちんちん
Intent: your cock

Page 2
Your TL: Oh...
JP: いや～
Intent: Teasing "Nooo!"

Page 2
Your TL: Wow, how monstruous that you have it!
JP: うわ何この凶悪なの！
Intent: This doesn't even make sense. "Holy wow! What the hell is this monster?!"

Page 3
Your TL: White swimming uniform
JP: 白競泳
Intent: White competition swimsuit, but this entire exchange is broke. She's telling sensei: "Here my white competition swimsuit! // Eiko said she wanted to do some some kink play involving swimsuits."

Page 4
Your TL: i notice a lot of pressure in your tummy
JP: おなかきもちいい
Intent: My tummy feels good.

Page 4
Your TL: nil
JP: すご
Intent: Wow! or Awesome! or Amazing! or... you get the idea.

Page 6
Your TL: but be nice, yes, professor taken advantage of?
JP: やさしくしろよテメー
Intent: Yeah idk, your line is nonsense. "You better be gentle though, you asshole..."

Page 6
Your TL: Shi-chan already knows how good it feels to have a penis inside.
JP: しーちゃんにもおちんちんハマっちゃった
Intent: This is such a weak way to convey what's actually being said. Also, you got her name wrong, and it's "also", not "already". "Shii-chan also got hooked on getting fucked [by cock]!"

Page 6
Your TL: Shi-chan, you already notice pleasure, right?
JP: しーちゃんきもちよさそ
Intent: She's not phrasing it as a question to her, nor is she asking if she "notices pleasure". "You look like you feel so good, Shii-chan!" or "You look like you're in heaven, Shii-chan!"

Base +18, rsx205 +21, Th3 Sl0th +6, AntiShisno +8, Daruna +11, x978 +6, sohaiz +6, sgc_geh +11, baneonplane +9, evilded +6

Looks like a job for me

Base +20