佐々木とピーちゃん 異世界でスローライフを楽しもうとしたら、現代で異能バトルに巻き込まれた件 ~魔法少女がアップを始めたようです~

[DeepL Translation - needs review] Volume 1 Introduction: A cute little paper bird purchased at a pet store turns out to be a renowned sage reincarnated from another world. Given the opportunity to transcend worlds and the power of powerful magic, Sasaki brings modern goods to another world and begins a business. While traveling back and forth between worlds - earning money, training in magic, and eating delicious food - he aims to lead a leisurely and comfortable slow life, but one day on h...