Sute Inu Hirottara Tamer ni Natta Ken: Jishou Heibon na Danshi Koukousei wa, Tsuyosugiru Pet-tachi to Tomo ni Dungeon Musou

Histoire

My Pochi is Cute and the Strongest! A Fun Dungeon Streaming Life with Reliable Companions! "Hey, want to come home with me?" "Woof!" Picking up a single puppy changed everything for Tohru, an ordinary high school student, awakening him as a world-rare tamer. On his first adventure as an aspiring dungeon explorer, Pochi surprisingly defeats the boss in one blow. Pochi...could he be the strongest?! Tohru's skills attract the attention of Kudou Asuka, a famous streamer, who scouts him. Their streams go viral, showcasing Pochi's cuteness and strength.

Synopsis via AniList (en anglais).