E1 Sniper is a member of the Hikarian Special Vehicle Corps, serving within the Japan Hikarian Railroad (JHR) defense force's Railway Security Force. He operates as a long-range combat specialist and leads his Special Vehicle Corps unit. His primary equipment consists of a specialized sniper cannon for high-precision targeting and a dedicated sniper trailer enabling long-range artillery support. E1 Sniper maintains a calm and collected demeanor during missions but frequently attempts romantic interactions with human females, including Sonic Ladies, which typically end unsuccessfully. He is affiliated with specialized units like Police-Win of the Railway Police Force and Fire N'ex of the Railway Fire Brigade. Outside of combat, he functions as conventional railway equipment.