Second Lieutenant Onono
|Voiced by||Jeong Seung Uk (South Korea)|
|Species / Type||Keronian|
|Occupation||Keron Army's Secret Agent Department Solitary Invading Squad Member|
Onono (オノノ) is a character who appears in the Keroro Gunso anime.
He is a Second Lieutenant[RANKS] in the Keron Army who fell asleep and woke up on Pekopon. He appears in Episode 300 of the anime. Near the end of the episode, he was thought to be dead, but (as a running gag in the show) he randomly pops out of the rubble with an afro.