He is part of the SOS Trio with his best friends, Yuji Sagawa and Yutaka Ota. Since Motto he is part of Toyoken with his new friend Ogura Kenji. Toyokazu is a young man who loves comedy and making jokes. But the SOS Trio happen to be bad at it, much to everyones annoyance. He is generally a nice boy, but tends to lash out at those he may feel inferior towards or generally be angry with.
Toyokazu is a pale-skinned young man with caramel colored eyes and light brown, spiked hair. He is of average height. He wears a light-blue shirt with dark-blue sleeves and collar. He also wears green-brown shorts, white socks and bluish sneakers.
He is a playful boy who tends to tease, make fun, or pick on others, usually with no ill-will. Like his friends, he does not like to be made fun of and may be a little impatient or easy to get an attitude if mocked.