A girl who uses a wheelchair and attends Keifu Academy.
Personal profile
She enrolled because of the academy's accessibility facilities and initially lacked interest in the specialized courses. Bi is entrusted by her mother to take care of her. The two see a glider together on a hill and later join a club together.
Main Story (Switch Version)
The little bird was unable to move on Windmill Hill due to a broken wheelchair tire. Bi follows the paper airplane she releases to find her and uses bicycle repair tools to fix the tire.
Kotori nearly drowned while bathing at Tobiwo-so, but Ao rescued her.
Little Bird Route (Switch version)
After the car carrying Kotori back to Tokyo left, Aoi chased after her on a bicycle.
Feather Raising Route
Yanghane gave up the seat of the two-seat glider to Kotori and continued to provide support himself, not participating in the flight.
The bird route
At the end of this route, the bird began leg rehabilitation training.
FLIGHT DIARY/Soaring Club After (Follow-up to the Kotori Route)
In After Soaring, Kotori wants to go to college, while Bi wants to get a job. The two argue over their future choices.
In the After segment, the little bird flew with the juniors, sitting in the back seat of the glider; The aircraft stalled during flight.
In Soaring Department, Iska's new club proposal failed to receive immediate approval, and the departure flight became the basis for determining whether permission was granted. This flight was carried out according to the plan set by the little bird and was successful.
In the After-Soaring Club, Kotori serves as the head, and Asa becomes her successor. Asa explained to the faculty and staff and showed concern for the juniors.
FLIGHT DIARY: Walking hand in hand
In the After segment of 'FLIGHT DIARY', the wish of the birds walking hand in hand comes true.
Related entries
- Featured works:Spread your wings in this vast sky
- Sister:Feathered larks (spreading their wings in the vast sky)
- Close ducks:Hat (spreading wings in this vast sky)
- Relevant venues or organizations:Soaring Department (Soaring Wings in This Firmament)
- When they first met in the main Switch story, he fixed the wheelchair tires:Azure Minase (spreading wings in this vast sky)
- In the main Switch arc, he is rescued when he nearly drowns in the bathroom:Azure Minase (spreading wings in this vast sky)
- Switch Xiaoniao Line returning to Beijing Bus, chased by him on his bike:Azure Minase (spreading wings in this vast sky)
- Having Yangyu give up the glider seat (this Yangyu route):Himejo Ryū (spreading wings in this vast sky)
- Ao (FLIGHT DIARY・After), who wants to get a job and argues with Kotori about her future:Azure Minase (spreading wings in this vast sky)
- Sitting in the back seat of a glider piloted by Kotori, Haruka experiencing stalling (FLIGHT DIARY・After):Haruka Kirino (spreading wings in this vast sky)
- Iska (FLIGHT DIARY・After), who proposed a new Soaring Club and sought permission by leaving the club:Egret Iska (spreading its wings in this vast sky)
- School Soaring Club (FLIGHT DIARY・After) that completed the flight after leaving the club according to the Little Bird Plan:Soaring Department (Soaring Wings in This Firmament)
- Asa (FLIGHT DIARY・After) replacing Kotori and explaining to the staff:Asa Kazato (spreading wings in this vast sky)
References
- MAGES.: Spread your wings in this sky CRUISE SIGN
- MAGES.: Spread your wings in this sky CRUISE SIGN
- MAGES.: Spread your wings in this sky CRUISE SIGN
- Undefined World: Spread Your Wings in This Sky - Game Experience
- Pepsi Maso: Wings Spread in the Sky: Main Story Impressions and Route Branches
- Reading the FLIGHT DIARY Clearance: Spreading Wings in This Sky
- ao-erg: After hands-on impressions of the FLIGHT DIARY Soaring Department
Data compiled on: 2026-10-16.