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Equities Trading Services

ISVs which develop or provide systems or terminals, etc. for each of TSE trading system are listed below.
Please note that this list only includes ISVs who wish its name to be posted on the website and have passed the test specified by TSE, and is not a comprehensive list of all available ISVs.
Functions implemented vary depending on the ISV. Please refer to support status for "Functions (arrowhead / ToSTNeT /Market Information System supported by ISVs".
For inquiries on individual company products and services, please contact them directly.

As of May. 30, 2025
arrow-
head
ToSTNeT
System
Market
Infor-
mation
System
(FLEX)
Logo Company name / Contact
ION Group Japan KK ION Group Japan KK
Annex 6th Floor, Meiji Yasuda Seimei Bldg.
2-1-1 Marunouchi, Chiyoda-ku,
Tokyo 100-0005

Contact
Sales Group
TEL : +81-(0)3-4520-9633
E-mail : sales_jpn_markets@iongroup.com
    ACTIV Financial Systems, Inc. ACTIV Financial Systems, Inc.
11F Shin-Marunouchi Building,
1-5-1 Marunouchi, Chiyoda-ku,
Tokyo 100-6511

Contact
Sales - Asia Pacific
TEL : +81-(0)3-4589-2902
E-mail : activ_sales@options-it.com
INTERTRADE Co., Ltd. INTERTRADE Co., Ltd.
3rd Floor, Kayabacho First Building,
1-17-21 Shinkawa, Chuo-ku,
Tokyo 104-0033

Contact
Financial Solution Service Division
TEL : +81-(0)3-3537-7451
E-mail : sales@itrade.co.jp
IMPULSE CORP, Ltd. IMPULSE CORP, Ltd.
6F Across Shinkawa bldg,
1-8-8 Shinkawa, Chuo-ku,
Tokyo 104-0033

Contact
Dep of Customer Support
TEL : +81-(0)3-4500-6711
E-mail : info@impulse-corp.co.jp
QUICK Corp. QUICK Corp.
KABUTO ONE,
7-1 Nihonbashi Kabutocho, Chuo-ku,
Tokyo 103-8317

Contact
TEL : (+81)50-3611-0919
Simplex Inc. Simplex Inc.
19F Toranomon Hills Mori Tower
1-23-1 Toranomon, Minato-Ku,
Tokyo 105-6319

Contact
Seales Group
TEL : +81-(0)3-3539-7376
E-mail : sales@simplex.ne.jp
Daiwa Institute of Research Ltd. Daiwa Institute of Research Ltd.
Daiwa Eitai Building
1-14-6 Eitai, Koto-ku
Tokyo 135-8461

Contact
Financial IT Consulting Dept.
TEL : +81-(0)3-6365-6702
E-mail : financial_sector_inquiry@dir.co.jp
Toshiba Digital Solutions Corporation Toshiba Digital Solutions Corporation
72-34, Horikawa-Cho, Saiwai-Ku,
Kawasaki, Kanagawa
Kanagawa 212-8585

Contact
Financial Solutions Engineering Dept
TEL : +81-(0)44-576-6399
E-mail : jsoes@toshiba-sol.co.jp
Tosho Computer System Co., Ltd Tosho Computer System Co., Ltd
8th floor of Toranomon 40MT Building
5Chome-13-1 Toranomon, Minato City
Tokyo 105-0001

Contact
Sales Department
TEL : +81-(0)3-6458-8091
E-mail : sales-drms@tcs.co.jp
  TRADE WORKS Co.Ltd. TRADE WORKS Co.Ltd.
Akasaka Park Building 10F
2-20 Akasaka 5-chome.Minato-ku
Tokyo 107-6110

Contact
Fainancial Solutions Division Sales Dept.
TEL : +81-(0)3-6230-8900
E-mail : salesteam@tworks.co.jp
Nomura Research Institute Nomura Research Institute
Yokohama Nomura Building
4-4-1 Minato Mirai,Nishi-ku,Yokohama,
Kanagawa 220-0012

Contact
Investment Information Systems Business Department
TEL : 81-45-613-7200
E-mail : ids-sales@nri.co.jp
    Broadridge Trading & Connectivity Solutions Japan K.K Broadridge Trading & Connectivity Solutions Japan K.K
2-5-1 Akasaka, Minato-ku,
Tokyo 107-0052

Contact
Sales Director
TEL : +81-(0)3-6810-8630
FAX : +81-(0)3-5561-8538
E-mail : BTCS.Sales@broadridge.com
LSEG (London Stock Exchange Group) LSEG (London Stock Exchange Group)
Akasaka Biz Tower 30th floor
5-3-1 Akasaka, Minato-Ku,
Tokyo 107-6330

Contact
Data & Analytics
TEL : +81-(0)3-6411-1200
E-mail : sales.jp@lseg.com
    Raptor Financial Technologies Co., Ltd. Raptor Financial Technologies Co., Ltd.
23F, Kamiyacho Trust Tower,
4-1-1, Toranomon, Minato-ku,
Tokyo 105-0001

Contact
Sales
TEL : +81-(0)3-4332-9949
E-mail : info@raptorfintech.com

  • Depending on other service contents, you may be required to conclude an information provision agreement.
    Please refer to the following link.
    Market Information System -MAINS-
  • The trading functions available for each system vary depending on the ISV. For details please refer to the documents below.

Functions supported by ISVs

Functions (arrowhead / ToSTNeT /Market Information System) supported by ISVs icon-pdf

Caution

The above list of ISVs only displays, out of ISVs which offer support for each trading system, ISVs which have expressed their intent to be included in the list.
TSE does not guarantee the service contents, etc. of each ISV, and shall not be liable for any compensation regarding damages arising from the use of an ISV listed above. For details on the services, please contact the individual ISVs directly.

Inclusion in the list of ISVs

ISVs which want to be displayed in the above list of ISVs are required to submit the "Consent to Release on the JPX Website".

Consent to Release on the JPX Website

Consent to Disclosure on the JPX Website icon-xls
Application for removal from the List of ISVs icon-xls
Application manual for List of ISVs icon-pdf
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