This old Doujin did include the clean version of the pages, so I was able to try different sized speech bubbles with some transparency, unfortunately I'm not good at cleaning the newer ones to do the same.

All Doraias Kazuyo translations:

Disclaimer: [All these doujins were first translated with DeepL, then proofread and reworded to make them make sense]

[EX] All because I took him in...♥: https://e-hentai.org/g/3821591/869fc7edda/
[EH] Because I was weak...♥: https://e-hentai.org/g/3842315/5af9ecf204/
[EX] For our sake, sister is...♥: https://e-hentai.org/g/3847011/52e83aa53c/
[EH] Her coach keeps her busy with team practice...❤: https://e-hentai.org/g/3836378/d698c65bfa/
[EX] I just couldn't say no to him...♥: https://e-hentai.org/g/3821593/cb41fefcb4/
[EX] It's all because I lost the match...♥: https://e-hentai.org/g/3821461/2a697d4774/
[EH] My childhood friend who I've had a crush on...: https://e-hentai.org/g/3840261/21d229f670/
[EX] My favorite person is a great teacher…♥: https://e-hentai.org/g/3821603/0dc2dc121a/
[EX] My girlfriend has no sex education…♥: https://e-hentai.org/g/3831393/e8defaaae3/
[EH] My girlfriend is busy with her volleyball practice...♥: https://e-hentai.org/g/3839700/2958115b37/
[EH] My girlfriend is helping the coach…♥: https://e-hentai.org/g/3840024/7ea87c5392/
[EH] My girlfriend met with guy who owns a dirty account...: https://e-hentai.org/g/3840422/d2efd57fe2/
[EX] My older girlfriend who always stood up for me…♥https://e-hentai.org/g/3897825/38cfd643f4/
[EH] My wife is trying to get in shape...♥: https://e-hentai.org/g/3838421/6c44e333bf/
[EX] My wife, who plays the role of a monster...♥: https://e-hentai.org/g/3821613/0b3567cc78/
[EX] Our party needed a front-line fighter...♥: https://e-hentai.org/g/3821619/f03b3f841d/
[EX] She only did it for the money...♥: https://e-hentai.org/g/3820252/c686714dd6/
[EX] She was far too ignorant...♥: https://e-hentai.org/g/3821632/633bd353ae/
[EX] She who knew nothing besides adventures...♥: https://e-hentai.org/g/3821653/21eaaab517/
[EH] The childhood friend I knew is no longer here...♥: https://e-hentai.org/g/3834601/7321574754/
[EX] The one who always protects me...♥: https://e-hentai.org/g/3821656/b1d7ce7a24/
[EH] The strict school's council president...♥: https://e-hentai.org/g/3833117/603620cf5f/
[EX] The two who protect me...♥: https://e-hentai.org/g/3812936/09030e2e14/
[EX] There's no way a senior like me would lose…♥: https://e-hentai.org/g/3863168/92b3fa7f24/
[EH] Through the screen, my wife...: https://e-hentai.org/g/3840485/0d4295fc9b/