Stanley Sum in

Stanley Sum

Energizer · DISC type I
Project Planning Manager, CIO Office | IT Strategy Department at Rakuten
📍 Tokyo, Tokyo, Japan

Professional overview including current role context, leadership scope, domain focus, and career trajectory to help you understand background relevance before outreach.

Key behavioral and communication insights including interaction style, decision-making tendencies, and motivation drivers to tailor messaging and personalize conversations.

Business priorities, areas of interest, and practical outreach recommendations that can improve conversion quality for this professional.

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Experience
10 Years
Current Role
Project Planning Manager, CIO Office | IT Strategy Department
Job Level
Leadership
Location
Tokyo, Tokyo, Japan
Personality Overview

How Stanley shows up

Imaginative
Full Of Energy
Relationship Oriented

They are not always early adopters but can be pursuaded by leveraging strong relationships. Unlike C or D types, they are vocal with their opinions but not so much with their questions. They excel at seeing the bigger picture, and the long-term impact of their decisions.

Priorities

Topics Stanley cares about

Strategic Priorities
Topic insights and context to help personalize outreach and discovery conversations.
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Career

Work history

1-2025
Project Planning Manager, CIO Office | IT Strategy Department
Rakuten
5-2023 - 1-2025
Strategic Operations Manager | Technology Platforms Office
Rakuten
7-2022 - 4-2023
Cross Coordination Manager | Technology Platforms General Management Office
Rakuten
7-2019 - 9-2020
Launch Director
hi Inc.
11-2018 - 7-2019
Business Process Manager
hi Inc.
In the press

Media appearances

Media appearances and press coverage highlighting public visibility and thought leadership.
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Education
Bachelor of Social Science
Hong Kong Baptist University
Social presence
in
Behavioral profile

DISC profile (public)

I

Influence (I)

Influence (I) reflects the degree to which a person prefers to work by influencing or persuading others. Those scoring high tend to be people oriented, motivated by social recognition and building relationships.

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