LV2 KARA CHEAT DATTA MOTO YUUSHA KOUHO NO MATTARI ISEKAI LIFE
Trapped in a Webnovel as a Good for Nothing
https://alpha-scans.org/manga/1646956922-trapped-in-a-webnovel-as-a-good-for-nothing/ (deleted) https://cosmicscans.com/manga/trapped-in-a-webnovel-as-a-good-for-nothing/ likemanga.io
The Gamer
Read on https://reset-scans.com/manga/thegamers/ 460
The Expert Boyfriend Snatcher
Raws: https://www.cocomanhua.com/17012/
The Strong Man From The Mental Hospital
Read on: https://comickiba.com/manga/the-strong-man-from-the-mental-hospital/ Raw novel https://m.qidian.com/book/1019399088.html https://cn.ttkan.co/novel/chapters/congjingshenbingyuanzouchudeqiangzhe-xinfeng Last read https://cn.bg3.co/novel/pagea/congjingshenbingyuanzouchudeqiangzhe-xinfeng_207.html First of all, this is not harem. Lin fan will get married. He has a son named Ke LAN. So yeah no harem. But there's a lot characters I guess? The novel has 600+ chapters with extras in progress.
Nano Machine