Satoshi Umino

Height: 156 cm
Blood Type: A
Birthday: July 20
Zodiac: Cancer

He's a science teacher and loves his fat cat Tonosama. His research data is always stolen from someone. His strength is mysterious - he was able to open a door that others found too heavy to keep open.
He's not very big; Keita mistook him for a middle schooler the first time he saw him.