Ichijō has messy black hair, ending in spikes at the sides. He wears a light colored side button coat with a neck covering collar, with a black shirt underneath. The Katagiri Squad Emblem is on the left breast. The Katagiri Squad Emblem is also on both sides of of the collar. This uniform is worn by all Katagiri Squad Combatants.
Ichijō is mentioned by Jin as one of the candidates for Fūjin.
Karasuma mentions that Ichijō is around the No. 6 Attacker.
- Jin refers to him by his first name and with no honorific, which could mean they're close, as referring to a stranger or someone you're not close to by their first name is considered rude in Japan.
- He is named after the protagonist from Ashihara's one-shot Room 303.