#morphological-analysis #dictionary #library #ipadic-neologd

lindera-ipadic-neologd

A Japanese morphological dictionary for IPADIC NEologd

45 releases (10 stable)

Uses new Rust 2024

new 1.4.1 Oct 17, 2025
1.3.0 Sep 29, 2025
0.45.0 Jul 31, 2025
0.40.1 Mar 27, 2025
0.27.0 Jul 10, 2023

#2359 in Text processing

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32,385 downloads per month
Used in 10 crates (via lindera)

MIT license

315KB
6.5K SLoC

Lindera IPADIC NEologd

License: MIT Crates.io

Dictionary version

This repository contains mecab-ipadic-neologd.

Dictionary format

Refer to the manual for details on the IPADIC dictionary format and part-of-speech tags.

Index Name (Japanese) Name (English) Notes
0 表層形 Surface
1 左文脈ID Left context ID
2 右文脈ID Right context ID
3 コスト Cost
4 品詞 Part-of-speech
5 品詞細分類1 Part-of-speech subcategory 1
6 品詞細分類2 Part-of-speech subcategory 2
7 品詞細分類3 Part-of-speech subcategory 3
8 活用形 Conjugation form
9 活用型 Conjugation type
10 原形 Base form
11 読み Reading
12 発音 Pronunciation

User dictionary format (CSV)

Simple version

Index Name (Japanese) Name (English) Notes
0 表層形 Surface
1 品詞 Part-of-speech
2 読み Reading

Detailed version

Index Name (Japanese) Name (English) Notes
0 表層形 Surface
1 左文脈ID Left context ID
2 右文脈ID Right context ID
3 コスト Cost
4 品詞 Part-of-speech
5 品詞細分類1 Part-of-speech subcategory 1
6 品詞細分類2 Part-of-speech subcategory 2
7 品詞細分類3 Part-of-speech subcategory 3
8 活用形 Conjugation form
9 活用型 Conjugation type
10 原形 Base form
11 読み Reading
12 発音 Pronunciation
13 - - After 13, it can be freely expanded.

API reference

The API reference is available. Please see following URL:

Dependencies

~14–30MB
~445K SLoC