Hikari Tachibana

Hikari Tachibana is a student of Highlander Railroad Academy who works in its Central Control Center alongside her twin sister Nozomi in Blue Archive.

Hikari Tachibana at Highlander Railroad Academy

Hikari's identity is tied to the operation and security of Highlander's rail network. Her shared duties with Nozomi place the sisters inside the academy's transport system rather than the more familiar club structure used by many Kivotos schools.

Railway control duties and Hikari's bond with Nozomi

She carries a handgun and is visually distinguished from Nozomi through her own expressions and presentation. The twins' coordinated work and contrasting personalities provide the clearest context for understanding Hikari as an individual.