Junko Manabe oversaw the Yokohama Academy High basketball team as its manager until her graduation, coordinating logistical tasks and offering operational support to maintain team functions. Her tenure concluded with her departure, after which her younger sister, Sunao Manabe, inherited the managerial role. While her contributions centered on administrative and preparatory efforts, precise duties remain undefined in available records. No additional insights into her personal history, dynamics with teammates, or direct impact on team strategies are documented.