Tejima is a teacher of Fujimi High School and was the first witnessed victim of Them at the school.
Tejima is a P.E. teacher from Fujimi High School in Tokonosu Prefecture. He was among the group of teacher, with Kyoko Hayashi, to investigate the strange man lurking at the school gate, and the first to be infected.
The character of Tejima is a supporting character of the manga/anime series Highschool of the Dead that was written by Daisuke Sato and illustrated by Shouji Sato. The series first began serialization in Fujimi Shobo's Monthly Dragon Age magazine in July 2006. He is the first human of the series to be infected and spread it through the school.
His first appearance was in Hightschool of the Dead Volume 1 CH. 1 "Spring of the Dead", and his first anime appearance was in Highschool of the Dead - Episode 1 "Spring of the Dead". His character in the Japanese series is voiced by Takeshi Maeda, and the U.S. dub produced by Section 23 is performed by Blake Shepard.
In the U.S.translation provided by Yen Press, his name is spelled as Teshima, but the Japanese dub of the anime pronounces his name as Tejima. The kanji of his name could be translated as both "Tejima" and "Teshima". During some of the ending credits of the anime, a montage of photos that are suppose to be of scenes before the outbreak. Tejima is seen in one at what appears to be a pub with Kyoko Hayashi. The design of Tejima was altered form his original manga appearance. In the manga, he's shown with black hair and not as lean as his anime counterpart.
On the day of the Spring of the Dead, Tejima didn't have any classes when his fellow teachers noticed some drunk or disoriented vagrant was walking into the school gate. Kyoko Hayashi tried to sternly warn the man to leave, and in his arrogance. Tejima attempted to show off. He reach through the gate to grab the man by the shirt and forcefully slammed him into the iron bars. Much to his surprise, the man was unfazed and felt incredible strong. Before he could react, the man quickly grabbed his arm and tore a large chunk of flesh off with his teeth. Tejima fell to the ground screaming in pain. Though his fellow teachers attempted to stem the bleeding, he quickly died from this injury. Moment's later his eyes were open, and the first thing he did was attack Kyoko Hayashi and kill her. He had now become one of Them( zombies).