About COTOHA API

FEATURES

3 Advantages

The strengths of the COTOHA API are "(1) Japanese Dictionary" "(2) Assigning Semantic Attributes" "(3) Registration and Tuning customer's own dictionary". As a result, COTOHA API can accurately analyze and understand Japanese text, and improve accuracy because you can register service names and industrial terms and tune your own dictionary in a closed environment.

POINT 01

The largest collection of Japanese terms in the world

Using over 2.1 million Japanese dictionaries including the Japanese largest dictionary of basic words and the Technical dictionaries corresponding to company names and industry terms , which are carefully selected by NTT experts and maintained on a regular basis.

POINT 02

Classifying words into more than 3,000 different semantic attributes

Utilizing the Japanese lexicon as a basic technology, words are classified into more than 3000 semantic attributes. It can understand the semantic role based on the context.

POINT 03

Customers can register and
tune their own dictionaries
in a closed environment.

The for Enterprise Plan makes use of a Customized Dictionary to improve accuracy. Also, customers' data will not be used for other companies’ learning data.

DICTIONARIES

Over 2.1 Million Words of Japanese Dictionaries

This API providing the largest collection of over 2.1 million words of Japanese vocabulary including technical terms.

for Developers

Basic Dictionary
Basic Dictionary
About 900,000 Words Included
Basic Word
About 900,000
Corporate Names
-
Institutions / Organizations Names
-
Economics / Legal Terms
-
Chemical / Petroleum Industry Terms
-
Power / Energy Terms
-
Non-Ferrous / Metal Terms
-
Information / Communication Terms
-
Automotive Terms
-
Mechanical Engineering Terms
-
Civil Engineering / Construction Terms
-

for Enterprise

Basic Dictionary
Technical Dictionary
Customized Dictionary※
Basic and Technical Dictionary
Over 2.1 Million Words Included
Basic Word
About 900,000
Corporate Names
About 500,000
Institutions / Organizations Names
About 170,000
Economics / Legal Terms
About 120,000
Chemical / Petroleum Industry Terms
About 140,000
Power / Energy Terms
About 20,000
Non-Ferrous / Metal Terms
About 10,000
Information / Communication Terms
About 110,000
Automotive Terms
About 40,000
Mechanical Engineering Terms
About 130,000
Civil Engineering / Construction Terms
About 60,000

A special dictionary that could be able to edit by user themselves

FOR BUSINESS

Applications in Business

COTOHA API can be incorporated into any system application that handles Japanese text. Accuracy improvement and new functionality expand the possibilities of any business.

Text Analysis

COTOHA API is capable of handling the data which requires high-accuracy for information extraction and classification from the input texts, also help you to develop Virtual Assistant that does not support Japanese language. We provide the world's best Japanese text analysis.

Dialogue

COTOHA API can make configuration and tuning easier for your Virtual Assistant and Chatbot, and improve the flexibility of conversation functions, etc. We support you to deliver excellent Japanese conversation.

Speech Recognition

COTOHA API can also help you to improve accuracy of the result of your speech recognition. Our APIs help you to utilize and improve the result data of speech to text processing.

Text Analysis

Use for preprocessing such as analysis of
unstructured data and normalization of notations

Automatic Captioning

Automatically create captions in real time by
Speech Recognition, Error Detection for Voice Recognition, and so on.

Chatbot

Improve the accuracy of chatbot answers
through Parsing and Reference Resolution

Marketing

Provides user attribute estimation and
keyword extraction to improve analysis accuracy

Helpdesk

Support operators by
visualizing response logs and analyzing emotions

Pricing Based on Usage

There are two plans of COTOHA APIs: for Developers Plan (Free) and for Enterprise Plan (Free for the first month, Minimum usage period of 2 months). You can choose the plan according to the purpose.

Learn More

Learn More

Try It Out In Just 3 Steps.

STEP
01

Email
Registration

STEP
02

User Informations
Registration

STEP
03

Start with
Published Account Information

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