Raw Drawing: Saikyou Mangaka Wa Oekaki Skill De Isekai Musou Suru! -

The series pokes fun at standard conventions. When Aki tries to invent "Japanese food" (soy sauce, mayonnaise), his drawing skill fails because he doesn't actually know the chemical composition of soy sauce. It subverts the trope where protagonists instantly modernize a fantasy world.

It sounds like you're referring to the manga ( Raw Drawing: The Strongest Mangaka Becomes an Isekai Unrivaled with Drawing Skills! ). The series pokes fun at standard conventions

Aki wakes up and realizes his lack of magic. Facing a wild boar, he instinctively draws a simple square box—a "panel"—that traps the beast. He meets Myra, a failed mage, and uses his art to upgrade her broken staff into a legendary weapon by drawing "cool designs" on it. It sounds like you're referring to the manga

If you meant a (like an academic paper or a raw scanlation release), let me know and I’ll adjust the answer. Otherwise, enjoy the series — it’s a fun, art-focused isekai power fantasy! Facing a wild boar, he instinctively draws a