Ooi (大井, named after the "Ooi River":[https://en.wikipedia.org/wiki/%C5%8Ci_River]) is the fourth ship of the Kuma-class light cruisers (Second ship upgradable to Torpedo Cruiser) in [[Kantai Collection]]. She has [[brown eyes]] and [[long_hair|long]] [[brown hair]]. 

Both Kitakami and Ooi share the same 3 forms. For more detail, see [[kitakami (kancolle)|Kitakami]]. 

Often referred to as "Ooi-cchi" by Kitakami. Sometimes depicted as extremely Kitakami-sexual.

A blackout silhouetted image of her with the text no data on the silhouette used to be a placeholder image in the game in place of missing or failed loading of image data.

h4. See also

* [[Gachi-les Ooi bot]]
大井 大井(艦隊これくしょん) 大井(艦これ) 大北