Sakura Sun is a manufacturing conglomerate headquartered in Tokyo, Earth (Sol III) that produces a diverse range of consumer products such as home goods, children's toys, and starship engines. Spacecraft components are developed under the Sakura Sun Space Sciences Division (S4D).

In SEY 2922, Sakura Sun released the multi-particle wave cannon, a spacecraft weapon developed through research of Xi'an technology. In 2943, they debuted their first power plant, the Light Blossom, designed for low-emission travel.