Sekiguchi, Tatsumi

関口巽

Tatsumi Sekiguchi is a novelist, but since his short stories do not provide a proper livelihood, he frequently works for the press. He attended the same college as Kyougokudou and keeps his company. His friends often tease him about his poor social skills.
During the war, Sekiguchi served in the same regiment as Kiba. Although the specifics of this period are unknown, it is implied that Sekiguchi is a deserter who suffers from psychological disorders due to what he witnessed and did during the war.
He is married to a woman named Yukie.