Data service for financial professionals
“Willing to know the latest weights of the constituent stocks?”
“Willing to use the historical data to analyze index price movements?”
This is the email and data providing service for financial professionals who involve in such asset management and investment. Professional information essential to the Nikkei Indexes represented by the Nikkei Stock Average, such as advanced notice of change in constituent stocks and dividend data, can be obtained quickly through the website and by email as well as by low prices.
- Used on an individual base of an organization ( instead of the organization / group usage)
- Substantial historical data can be downloaded in one’s possession
- Like reshuffling of constituents or periodic review, Nikkei’s latest public information can quickly be received by email right after Nikkei’s announcement

Latest News
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NEWNikkei Semiconductor Stock Index just available
Major Feature
To obtain precise index and component level data daily
In addition to the index calculation data including divisor or component weights, the component level data for the next day such as base prices or number of shares are available.
To catch crucial news timely by email
Subscribers are able to receive the crucial index-related news via email such as component changes just after Nikkei's announcements.
To use various index related data on your own device
The latest data as well as fulfilling historical data could be all downloaded in an easy-to-use CSV format.
Specifcation of Index Data Service
Historical Index Values
Daily index level since the inception (For Nikkei 225 since 1970)
*Nikkei Indexes website (for free to download) - Daily:3 years, Monthly:10 years
Index Data for Calculation
Divisor, Estimated Ex-dividend, Dividend Adjustment etc. used for the index calculation
*Nikkei 225 Ver. : 2 years, JPX-Nikkei 400 ver. and JPX-Nikkei Mid Small Ver.: 1 month
Component Level Data
Weight and price of each component for both current day and next day
*Nikkei 225 Ver. : 2 years, JPX-Nikkei 400 ver. and JPX-Nikkei Mid Small Ver.: 1 month
Dividend Data
Component level dividend data such as Estimated DPS as of ex-dividend date, Fixed Dividend, Adjustment Factor for Corporate Actions, Tax Rate etc.
*Nikkei 225 Ver. : 2 years (On JPX-Nikkei 400 ver. and JPX-Nikkei Mid Small Ver., Dividend data are included in Component Level Data)
Advanced Notice
The forthcoming changes such as component, PAF or number of shares, and corporate actions including Stock Split/Reverse Split in CSV Format
Intraday Data
Tick-by-Tick data on the underlying indexes whose futures are listed on the Osaka Exchange
*Nikkei 225 Ver. and JPX-Nikkei 400 ver.: 1 week
Usage Fee (Nikkei 225 Ver.)
Up to 2 people
3rd person onwards
Nikkei 225 Ver.
Various indexes managed by Nikkei own such as Nikkei 225 and its derived indexes e.g. Nikkei High Dividend Yield Stock 50 Index etc. are available
List of indexes providedUp to 2 people
600,000 JPY
per annual
3rd person onwards
180,000 JPY
per annual / person
Usage Fee (the Others)
Initial person
Additonal people
JPX-NIKKEI 400 Ver.
JPX-Nikkei 400 and its total return versions, and other derived indexes are available
List of indexes providedInitial person
240,000 JPY
per annual
Additonal people
84,000 JPY
per annual / person
JPX-NIKKEI MID SMALL Ver.
JPX-Nikkei Mid and Small Cap Index and its total return versions are available
List of indexes providedInitial person
240,000 JPY
per annual
Additonal people
84,000 JPY
per annual / person
- Only a single registered user could access this service on a PC. Additional payments are required for use by multiple people (in case Nikkei 225 ver, 3 people or more). Please contact the following contact form for details.
- Yearly contract and advanced payment are required.
- To receive Alert Mail, Email address registration will be needed after logging in the service. English or Japanese selectable.
- Disseminating information & data on this service to any third parties is prohibited.
Inquiry for Premium Data Package
If you wish to use this service, please apply using the inquiry form below. After Nikkei Inc. confirms the necessary information, Nikkei will conclude a usage agreement with your company that describes the license policy, and then Nikkei will inform each individual user of the ID and Password etc., who will use the service.
FAQ
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How is this service used?
After signing a contract, you will be provided with a unique ID and password to log in to the website and start using the service. (An e-mail address will also be registered at the time of contract so that you can receive the latest information by email when you start using the service.)
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Is it possible to have the necessary Nikkei Index data delivered automatically?
This is a service that can be accessed by individuals who have registered to obtain the index data manually through the designated website. If you would like to obtain the data automatically, Nikkei could provide another service. Please contact us with your intention from here.
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I would like to be able to get data and information with everyone in my team at the same time. Is it possible to accept the request?
Premium Data Package is basically the service aiming for each individual.
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I would like to try out this service to see what it is like.
A free trial is available for a limited period of time after completing the prescribed procedures. Please contact us from here firstly.