Hirota Eiichi ( 広田鋭一 ) is a third year in the Kanagawa High School Rugby Club. He is a starter in every game as tighthead prop.
Hirota has short, messy black hair, and he is wearing a sweatband more often than not. He is average height and very fat. He has narrow eyes, small pupils, and a short nose.
Jinkou's game jersey is red with black stripes along the chest and the school's kanji on the left pectoral. Hirota wears a jersey with a white number 3 on the back to denote his position as tighthead prop. He wears a white jersey during practice. Outside of school, he usually wears his school uniform.
Hirota is hard-working and short-tempered. He can become violently angry if he feels work is being wasted, such as when the backs carelessly drop the ball after a scrum, or when certain teammates purposefully slack off in training. He is very stubborn in his morals. Also, he has very high self-esteem and is always confident in himself.
Food is one of Hirota's greatest passions. He loves both cooking and eating, and he takes both very seriously. He is said to always have food. His bad temper can be triggered if food is taken from him.
Hirota's weight is a big source of identity for him.
- Hirota has been shown to be very fond of fried chicken. When answering to a fan question, Shiori Amase explained his last meal would be his mother's homemade karaage (Japanese-style fried chicken).