The most introverted member of the karate club. During his time off, he's always buried in books or magazines. 20 years old. He has short hair and average height. Male. As a junior, he usually speaks politely and addresses his seniors as "-san." He tends to look around restlessly.

The most senior member of the karate club. He has a bit of a thuggish attitude. In his free time, he often goes out for ramen with SZK. 22 years old. He always has a buzz cut and is of average height. Male. He generally speaks casually and has a unique way of ending his sentences, often adding "...zo" to the end.