After trying so many papers, I found the Faber Castell student notebooks (in India) to have amazing fountain pen friendly paper! Even Inks show all their properties on it well. Attaching a
Ayush Paper Journal Notebook, Fountain Pen Friendly Notebook with 100 GSM Paper, Fountain Pen Notebook for Men and Women, Lead-free for Daily Journaling : Amazon.in
Yamamoto Fountain Pen Friendly Paper Collection | JetPens
LIFE Free Days B7 Notebook | Fountain Pen Friendly Notebook | Best Pocket Notebook – The Paper Mind
Buy One Twsbi Eco Get One Fountain Pen Friendly artista Notebook Free.(note- Notebook is made by us locally in India.. This offer is not from officialy twsbi.) – PENS POINT
Hierarchies of Fountain Pen Friendly Paper (Last Updated 2.18.22) — The Gentleman Stationer
I Found It! - The Best (Budget-Friendly) Notebook for Everyday Writings & Fountain Pens! 🖋📓 - YouTube
The Best Notebooks for Fountain Pens | JetPens
The Best Eco-Friendly Notebooks and Stationery | JetPens
Pen and Notepad Review: Midori MD Fountain Pen, MD A5 Notebook, and MD Paper Notebook Cover — Macchiato Man