Data Spaces Symposium
Telco as an internationally trusted
pioneer of data spaces

Masaru Dobashi
NTT DATA Group Corp.
Visiting Researcher of Univ. of Tokyo
Data Society Alliance member

Masaru Dobashi: Who Am I?
Affiliations• NTT DATA Group• Visiting researcher of University of Tokyo• Data Society Alliance (DSA) memberWorks• R&D, system development andconsultant of Data Platform• R&D, system development andconsultant of Data Spaces,cross-enterprise / crossindustrial data sharing• Leading global data spaces
activities in NTT DATA group2024 🄫 NTT DATA Group Corporation2

Today, our businesses are influenced by others
worldwide, both directly and indirectly.
▪ Example: supply chain of various manufacturing industries
DemolitionCompanyrecycler

MaterialMaker

Product1Maker

Product2Maker

OEM

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Telco plays three roles as a pioneer to realize
worldwide interconnection▪ Provider of infrastructures and services which collaborate with the publictrust anchors▪ Enabler of ecosystems from R&D to the social implementation consistently▪ Contributor to the standardization based on social implementation

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Provider of infrastructures and services whichcollaborate with the public trust anchors

Layer including data spaces
Application layer

Telcos have developed platforms and services
which needs the collaboration with socialinfrastructures

Data spaces layer

Trust layerActs, Regulations, Business practices,etc.

Social IDs, certifications, etc.

We can:- leverage experiences of the service development utilizing social infrastructures- support users of data spaces from the onboarding aspects.
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Provider of infrastructures and services whichcollaborate with the public trust anchors
This relation is oftencomplex…
Region X

Region Y

Application layer

Application layer

Data spaces layer

Data spaces layer

Trust layer

Trust layerActs, Regulations, Business practices,etc.

Acts, Regulations, Business practices,etc.

Co-understanding and interoperability of each layer is required.
• Depends on the actual and practical knowledge on each area.
• Needs involvement with appropriate partner organizations under anunderstanding of the layer structure2024 🄫 NTT DATA Group Corporation

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Enabler of ecosystems from R&D to social
implementation consistently▪ Data spaces are currently undergoing evaluation for true value in realworld use cases
Consistent and fast trial and improvement

Deploy data spaces

Develop architecture

Develop core technologies

Co-creation with:• Users and use cases• Governments and industrial groups• Academia and startups
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Enabler of ecosystems from R&D to social
implementation consistently▪ Data spaces are currently undergoing evaluation for true value in realworld use cases
Consistent and fast trial and improvement

Deploy data spaces

Develop architecture

Develop core technologies

Examples of co-creation:• Manufacturing, Public Sector, etc.

• Ouranos ecosystems, DATA-EX, etc.

• R&D e.g. Secret Processing, U. Tokyo Testbed, etc.
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Example: Activities to establish an open testbed(International data spaces testbed led by theUniversity of Tokyo)▪ Some members of the NTT DATA Group are visiting researchers at the University ofTokyo and are contributing to the development of platforms and the execution ofexperiments.
U. Tokyo Testbed deployedin public cloud

U. Tokyo Testbed deployedon-premise

IT systems ofparticipating companies

CC
IdP
CC

CADDE Testbed

CC

EDC
IdP
EDC

EDC

IDSA Testbed
Orion

IdP
Orion

Orion

FIWARE Testbed2024 🄫 NTT DATA Group Corporation

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Contributor to the standardization based on the social
implementation
Standardization & Interoperability

Social implementation

ExamplesExamplesJapan mobility data space

Dataspace Protocol
DATA-EX Techspecification

Standards for dataspaces

reference

Data spaces

Battery traceability

Catena-X
SIP(Cross-ministerial Strategic
Innovation Promotion Program)

Ouranos ecosystems
Gaia-X Compliance
DATA-EX

Compliances, Trustframeworks,
multiformingInter-data spaces /Federation

Gaia-X DCHDATA-EX

feedback
Acts, Regulations, rules,
Business practices

Public eID & TrustServices

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