What is the most common word in Japanese?


What is the most common word in Japanese?




The most common word, according to pretty much all the frequency lists I've
found, is:

##  する

Although if you count particles and auxiliaries, then **の** is probably the
most common.

Sources:

  * [Frequency list 1](http://en.wiktionary.org/wiki/Wiktionary:Frequency_lists/Japanese)
  * [Frequency list 2](http://www.manythings.org/japanese/words/leeds/)
  * [Frequency list 3](http://shang.kapsi.fi/kanji/jawp-mecab-words.csv)
  * [Frequency list 4](http://ftp.monash.edu.au/pub/nihongo/wordfreq_ck.gz)

