Adverb (fukushi), Adverb taking the 'to' particle, Suru verb
with a friendly grin; smilingly
Onomatopoeic or mimetic word
彼女はいつも快活でにこにこしている。She is always bright and smiling.
Also written にこにこ
8 results for ニコニコ
More words
All 5Names
All 3ニコニコ滝ニコニコたき
Place nameNikonikotaki
ニコニコ動画ニコニコどうが
ServiceNiconico (video-sharing website)
ニコニコ
ServiceNiconico (video-sharing website)