Ichiko Ono, a 13 to 15-year-old female middle school student, radiates positivity and energy, channeling her vibrant demeanor into steadfast encouragement and protective instincts toward her friend Yumemi Hidaka. Beneath her supportive exterior lie co-dependent tendencies, her hidden insecurities occasionally surfacing as controlling behavior to secure emotional stability.

Renowned for her popularity and athleticism at school, Ichiko stands in sharp contrast to Yumemi’s space-cadet quirks and Suzume Imamura’s childish spontaneity.

Her vigilance intensifies when Yumemi engages with Munto or the mysterious floating islands, fearing these otherworldly ties might erode her own influence. Ichiko’s fierce protectiveness underscores a relentless drive to anchor her relationships within her grasp, prioritizing control over vulnerability.