Maho Shiraishi operates as a member of the Divers team, escorting protagonists Aiko Tachibana and Yuya Kanzaki to Primary Point after the Burst incident. She partners directly with the team's leader, Daisuke Shinoyama. Her core function is comprehensive team support, focusing on operational logistics and maintenance to ensure mission readiness. This includes managing vehicle operation and upkeep, arranging food supplies, and maintaining equipment functionality during operations. Maho maintains a consistently kind, gentle, and easygoing personality. She presents a calm, supportive presence, often seen smiling. Her approach prioritizes practical assistance and emotional stability for the team, offering specific reassurance to Aiko Tachibana during confusion or distress. This supportive nature complements her operational focus on enabling team efficiency through vital behind-the-scenes work, distinct from frontline combat. Within the Divers' infiltration mission into the quarantined Kurobe Gorge, Maho's responsibilities center on logistical coordination and transportation management. Her expertise ensures the team's mobility and resource availability while traversing terrain dominated by the artificial life form Matter. She participates in field operations alongside other Divers, contributing to combat and survival efforts as needed, though her primary value lies in sustaining mission readiness through meticulous maintenance and supply management. Her surname Shiraishi combines the Japanese words for "white" and "stone," while her given name Maho incorporates "real, genuine" and "sail," collectively interpreted as "full sail."