To love ru 45

Lala firing at Rito with it.

Koro Koro Danjo-Kun is Lala's invention that fires a laserbeam that switches anyone it comes into contact with between their opposite gender alter-egos.


To love ru 43

Lala suddenly turns Rito into Riko in front of Mea and Haruna using Danjo-Kun.

Danjo-Kun has only been used to change Rito into Riko. Happening several times in front of friends and family, this has been quite embarassing for Rito.