It's Befriending The Most Powerful Person
Maybe it's Creator's Internship Guide
think it's "Back to the Apocalypse"
1st novel maybe either "A Crowd of Evil Spirit Lines up to Confess to Me" (6th arc?) or "Game, Live Stream" (1st arc) if not hope you find it
Maybe 'If I Happened to Tame my Brother Well' https://www.novelupdates.com/series/if-i-happened-to-tame-my-brother-well/
Maybe 'How To Die As Heavy As Mount Tai', if you haven't read it yet
国民男神又又又考第一了 The National Prince Charming Took First Place Again
Common Sense of a Duke's Daughter
the novel is called RPG
Sounds like the 2nd arc of The People Who're Supposed To Kill Me All Fell For Me Instead
Poison Genius Consort Princess Medical Doctor Maybe?
Demon Wang’s Golden Favorite Fei Chapters 50 to 52
https://forum.novelupdates.com/threads/alternative-protagonist-definitive-thread.99329/#post-5403370 is it this?
I Help the Richest Man Spend Money to Prevent Disasters
A Comfortable Different World Life
I haven't read it but could it be this? I Have Reincarnated into「Welcome to the ○○ Town!」Townsperson A, But the Last Dungeon Was Right Around the...
Maybe these? I think they pretty nice, hope these are alright Surprise! The Supposed Talent Show Was Actually-?! Kiss the Black Cat (been a while...
Boyfriends Always Turned out to Be a Horror Movie Boss
is it this? Lick Me, Like Me
Ore to Kawazu-san no Isekai Hourouki
Separate names with a comma.