Kaoru Shindō is a junior member of the Gaichi Security Force (SARG), operating under senior supervisors Wataru Chikushi and Hana Shishido. His name, "Kaoru," translates to "fragrance" or "fragrant," while "Shindō" combines the characters for "advance" or "make progress" and "wisteria." Shindō possesses black hair cut at ear length and brown eyes, and wears the standard SARG uniform: a jacket, tie, and gloves. His documented on-screen role serves exclusively within his operational capacity for SARG.