kuromoji_completion token filter

The kuromoji_completion token filter adds Japanese romanized tokens to the term attributes along with the original tokens (surface forms).

GET _analyze
{
  "analyzer": "kuromoji_completion",
  "text": "寿司" 
}

Returns 寿司, susi (Kunrei-shiki) and sushi (Hepburn-shiki).

The kuromoji_completion token filter accepts the following settings:

mode

The tokenization mode determines how the tokenizer handles compound and unknown words. It can be set to:

index: Simple romanization. Expected to be used when indexing.
query: Input Method aware romanization. Expected to be used when querying.

Defaults to index.