Yuzuriha Ogawa, a pivotal character in the story, begins as a high school student deeply connected to Taiju Oki and Senku Ishigami. Before the petrification event, she forged childhood bonds with both through shared experiences, from enduring Senku’s scientific lectures to rehabilitating petrified birds. Taiju’s attempted confession to her is abruptly halted by the global petrification. Revived after 3,700 years via nitric acid-based fluid crafted by Senku and Taiju, she immediately faces peril as Tsukasa Shishio takes her hostage to extract the revival formula. Demonstrating loyalty and tactical acumen, she embarks on espionage missions within the Tsukasa Empire alongside Taiju, gathering intelligence while feigning allegiance. Her resilience shines through Senku’s staged death and subsequent covert operations involving explosives and strategic deception. A master of craftsmanship, Yuzuriha excels in textiles, sewing, and reconstructing shattered petrified statues using primitive adhesives. Her skills prove indispensable during the Age of Exploration arc, where she establishes a clothing enterprise catering to both modern survivors and Stone World residents, supplies materials for innovations like hot air balloons, and collaborates with Kaseki on intricate projects such as a mechanized globe. In the Treasure Island arc, after surviving petrification by Kirisame, she aids in restoring damaged statues and undermines adversaries like Ibara by exposing the Petrification Kingdom’s corrupt leadership. Following a second global petrification, she endures eight conscious years employing Senku’s mental timekeeping techniques until her revival. Post-revival, she adorns war paint mirroring her vanished petrification scars, symbolizing unity with allies. Her attire evolves from a school uniform to practical handmade clothing, accessorized with a headband resembling headphones. Post-timeskip, her hair regrows to its original length, reflecting years of conflict resolution. Yuzuriha balances kindness with quiet determination, maintaining composure during crises like Senku’s near-fatal encounters or prolonged separations. Her perceptiveness surfaces in detecting manipulative tactics, such as Gen Asagiri’s schemes. Her relationship with Taiju evolves through shared sacrifices, culminating in marriage after their collective triumphs.