adverb, adverb taking the と particle, takes する

Onomatopoeic or mimetic word.
  1. sweetly (smiling), broadly (grinning).

Variations

Pronunciation Kanji Kana Is Common
 
 
 
 
にっこり
 
 
 
 
ニッコリ
 
 
 
にこり
 
 
 
ニコリ