Takashi's close friend. A ladies' man, he loves Yukari. Toshio was called as a reinforcement because he must solve a problem of the mathematics to go to the different dimension.

Takashi loves reading books and especially loves "Alice's Adventures in Wonderland". One day, he buys some used books, and he finds one book thrown in. When Takashi opens the book, "the God of Math" M-1 appeared. Takashi is told that Alice is kidnapped, and he's asked to rescue her by M-1. And Takashi goes on an adventure in Wonderland to rescue Alice.
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(Source: Anime News Network)

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In October 2019, he revealed that he has been diagnosed with amyotrophic lateral sclerosis (ALS). In February 2023, he posted on his blog an update to his condition, in which he is no longer able to move his arms or legs and was given a tracheotomy, losing his ability to speak (announcing his retirement from voice acting) but can still communicate with digital voice software.

Toshio Kazumi