Ore to Kawazu-san no Isekai Hourouki

Ore to Kawazu-san no Isekai Hourouki (俺と蛙さんの異世界放浪記) is a light novel series written by Kuzumochi and illustrated by Kasa. It is complete in ten volumes.

The novel series was adapted into a manga by the same illustrator and published by AlphaPolis Web Manga.

Plot
Tarou was an ordinary university student until a strange old magician summoned him to another world, upon learning that his magical power is 8 million, he uses that abnormally powerful magic to revive the old man that caused all this... In the form of a frog. Thus begin the strange adventures of a boy with ridiculous magical power and Kawazu, the former strongest magician, now revived as a frog.