Why do the Japanese say "nippo nippo~ :3" when they see something cute?

Why do the Japanese say "nippo nippo~ :3" when they see something cute?

I was expecting a polish poster but whatever...
You ruined the joke

I do not understand this joke

I have never seen a person saying such a thing.

??? Nobody says that

how they greet in their cunt:
Poland 'pola pola'
Japan (Nippon) 'nippo nippo'
China 'chin chin'
Mongol 'mon mon'
Finland 'mon mon'

hehe nice one

Ice ice

Taco taco

This

a

Kek got me

bunda bunda

kek

Peruvians say pe~
Chileans say po~
Bolivians ?

Indians say poo poo

wait a sec

dude weed lmao dude weed lmao

a

The Onomatopoeia is "haa haa..." when a hentai sees a cute girl.

in america we say "Freedom Freedom"

...

poo in loo?

Pen-Pineapple-Apple-Pen

drugs? DRUGS?

nipo~
nipo~