How AEON Demonstration Service Unified 2,400 Employees & 9,000 Events with Lark
Owyn Thomas Kerr
Senior Content Manager
Nov 4, 2026
Owyn Thomas Kerr
Nov 4, 2026
10 min read
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AEON Demonstration Service Inc., a key subsidiary of Japan's retail giant AEON Co., Ltd., successfully transformed its complex operational model by adopting Lark, centralizing management for its entire workforce and thousands of nationwide events in a single, powerful platform.
At a glance
- Company: AEON Demonstration Service Inc.
- Industry: Retail & In-Store Marketing
- Challenge: Managing a large, distributed workforce of 2,400 employees and 9,000 in-store events resulted in communication challenges, data fragmentation, and operational inefficiencies.
- Solution: A deeply collaborative implementation of Lark, featuring a core platform upgrade co-developed to handle enterprise-level data loads.
- Results:
- Centralized management for all 2,400 employees and 9,000 events.
- A significant reduction in email reliance, streamlining communication.
- Established a single source of truth for all staff.
- Drove major gains in company-wide operational efficiency.
The challenge: The complexity of scale
Managing a large, distributed workforce presents immense logistical challenges. AEON Demonstration Service Inc. was grappling with the inefficiencies of a fragmented communication system. Key information was scattered across email chains, making it difficult to ensure that every employee—from headquarters to the store floor—had access to the same, up-to-date information.
The company needed a unified platform that could not only connect its entire team but also handle the immense scale of its data, from employee management to event coordination. They required a solution that would eliminate information silos and transform their complex operations into a streamlined, efficient model.
The solution: A partnership for innovation
AEON Demonstration Service Inc. chose Lark not just as a software provider, but as a true technology partner. Recognizing the unique scale of the challenge, Lark embarked on a deeply collaborative implementation process.
To meet the client's needs, Lark dedicated a team of over 100 engineers for five months to a single goal: evolving the Lark platform to handle enterprise-level demands. This partnership resulted in a landmark upgrade to Lark's core system, expanding its data processing capacity from tens of thousands to over one million rows. This enhanced version of Lark was deployed for the first time with AEON Demonstration Service Inc., providing them with a custom-fit solution built for their specific needs.
"A key feature of Lark is that in today's world, you can get all your work done with just this one app. With this project, we were able to deliver a solution that pushed beyond Lark's previous limits."
- Sean Liu, General Manager, Lark Japan.
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The impact: A new era of efficiency and unity
The adoption of Lark has fundamentally transformed how AEON Demonstration Service Inc. operates, delivering powerful results across the organization.
Centralized management and a single source of truth
With Lark, the company can now centrally manage its entire workforce of 2,400 employees and 9,000 sampling events within one application. This has eliminated information silos and created a reliable single source of truth for all business operations.
"All of our information is consolidated within Lark, so it's a huge advantage that our entire staff can check the same, up-to-date information."
- Mr. Takashi Ohno, General Manager, Legal and General Affairs Department, AEON Demonstration Service Inc.
Drastically improved operational efficiency
By consolidating chat, documents, calendars, and workflows into one place, Lark has significantly streamlined processes. The company saw a major reduction in the internal email traffic that previously slowed down communication and decision-making, allowing teams to collaborate more effectively and focus on high-value work.
An indispensable partnership for the future
The success of the implementation has solidified Lark's role as a vital partner in AEON's ongoing digital transformation. The collaborative spirit and commitment to co-developing a solution have built a strong foundation for future growth and innovation.
"We see Lark as an indispensable partner in our journey."
- Mr. Takashi Ohno, General Manager, Legal and General Affairs Department, AEON Demonstration Service Inc.
Reach your goals with Lark
Lark is a next-generation all-in-one collaboration platform that empowers teams to work together in a single, comprehensive suite that meets all their needs. Built around its chat function, Lark integrates a variety of essential tools—including email, calendar, video conferencing, documents, AI, and automation—into one single platform to enable truly seamless collaboration.
Table of contents
Start using Lark today
Manage all your work in one place
Boost team efficiency by 10x
Save up to 70% on software costs
Table of contents
Start using Lark today
Manage all your work in one place
Boost team efficiency by 10x
Save up to 70% on software costs
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