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Growth Summit 2025: Pioneering Customer Experience

On December 10, 2025, the highly anticipated Growth Summit 2025 will take place at the Akasaka Intercity Conference Center in Tokyo. Organized by DearOne, a new subsidiary of NTT Docomo that focuses on marketing innovation, this conference aims to explore advanced strategies and practical case studies in product growth and customer experience.

Insights from Leading Companies

This year’s theme is "Customer-Centric Data Innovation: Unlocking App Growth and Marketing Innovation." The event will feature experts from three notable companies: DAISO, LIFULL, and Sotetsu Holdings. They will share their journeys in addressing challenges through effective data utilization and innovative marketing strategies.

Session 1: DAISO

DAISO will kick off the summit by discussing their newly launched app, which has gained attention for its innovative stock search feature. In this session, they will delve into the digital transformation strategies employed to enhance customer experience (CX) and their upcoming retail media initiatives. Attendees can expect to hear about the challenges DAISO faced and the learning curve they navigated during the app development process.

Session 2: LIFULL

Following DAISO, LIFULL will present their successful implementation of product analytics, which has drastically improved their growth metrics. By intensifying market learning and analysis, LIFULL has reported an impressive 280% increase in initiative success rates and a tenfold rise in conversion metrics. This session aims to unveil specific case studies while also discussing the future of AI and data analysis in facilitating product growth.

Session 3: Sotetsu Holdings

Sotetsu Holdings will conclude the sessions by exploring their efforts in enhancing growth marketing, particularly focusing on customers along the Sotetsu line. They will share how the Sotetsu Style app serves as a foundation for understanding customer behaviors and building engagement through a robust data utilization framework. This discussion will highlight the collaborative process between Sotetsu Holdings and DearOne toward achieving comprehensive customer understanding and organizational growth.

Event Details

Event Name: Growth Summit 2025
Date and Time: December 10, 2025, from 14:00 to 18:10 (Registration starts at 13:00)
Venue: Akasaka Intercity Conference Center, directly connected to Tokyo Metro's Tameike-sannō Station (Exit 14)
Target Audience: Marketing professionals, app operators, data analysts, product managers, executives leading digital transformation, and media managers.
Participation Fee: Free (Pre-registration required)
Organizer: DearOne

Participants can register through the event's special website to secure their spot by December 5, 2025.

About Growth Summit

Since its inception in 2020, the Growth Summit has evolved into a platform for companies to uncover successful strategies and frameworks aimed at growth marketing. This year, the summit will also cover innovative app growth insights, retail media potential, and the importance of optimized customer experiences. The diversity of the sessions caters to various interests, especially for those engaged in digital transformation and leveraging data analytics, AI, customer engagement, and more.

Moreover, after the conference, attendees will have the opportunity to join an after-party, which serves as a networking platform with industry leaders and specialists in growth marketing. This relaxed environment encourages attendees to engage in meaningful conversations, expand their professional network, and explore new business opportunities.

About DearOne

DearOne is a new venture under NTT Docomo that focuses on developing superior marketing technologies and advancing digital solutions. They offer a variety of services, including ModuleApps2.0, which allows for easy app development tailored to specific business needs, and the ARUTANA retail media platform for targeted advertising across multiple applications.

With access to advanced marketing technology tools like Amplitude, Contentsquare, Hightouch, MoEngage, and VWO, DearOne aims to support businesses in realizing their growth potential. Under the leadership of CEO Yasuhisa Kawano, the company's office is located in the heart of Minato, Tokyo.

For more information, visit DearOne's website.