異世界の常識は難しい～希少で最弱な人族に転生したけど物理以外で最強になりそうです～, Isekai No Joshiki Ha Muzukashi Kisho De Saijakuna Hito Zoku Ni Tensei Shitakedo Butsuri Igai De Saikyo Ni Nari Sodesu

I was just an ordinary office worker… and now I’ve been reincarnated as the cutest and strongest toddler!? In a fantasy world where the “Beastkin” — creatures with animal ears, fluffy tails, and the ability to shift into full beast forms — live peacefully, the protagonist Piony is reincarnated as a rare Human. Retaining memories from their past life, Piony begins adjusting to this new world, while being doted on by a kind and dependable older brother, Orchid. …But this world is full of surprises, and none of the old rules seem to apply!? A slightly mysterious, deeply healing, and overwhelmingly adorable tale of a mildly unaware overpowered toddler growing up in another world!