GMO Payment Gateway Launches Free Webinar to Explain Smartphone Act Compatible Apps payment Trends
~Explanation of the latest trends and practical points that app operators should keep in mind~

GMO Internet Group's GMO Payment Gateway, Inc. (President & Chief Executive Officer: Issei Ainoura hereinafter referred to as GMO-PG) will hold a free online seminar on Thursday, January 22, 2026 at 4:00 p.m. to explain the latest trends in off-app billing that will change in response to the full implementation of the Smartphone Act ^(*1).​
The full implementation of Smartphone Act expands the areas for app operators to consider, such as fee optimization, app-to-web lead design, and security measures. In this seminar, we will summarize the practical points that should be kept in mind in response to these changes in the environment, and explain the latest trends and examples that have become clear about one month after the full implementation.
GMO-PG will provide useful information to app operators by utilizing the knowledge it has cultivated while supporting payment processing of more than 21 trillion yen ^(*2) per year, mainly in Japan Japan.
This seminar will be co-hosted with Repro Inc. (Representative Director: Yusuke Hirata, hereinafter referred to as "Repro"), which provides marketing support for apps. In addition to GMO-PG's payment field findings, we also cover practical knowledge of app growth support with Repro for a more comprehensive understanding.

• (*1) Fair Trade Commission "Smartphone software Competition Promotion Act (Smartphone Law)" (https://www.jftc.go.jp/msca/index.html)
• *2 Consolidated figures as of the end of September 2025.

【Background】

With the full implementation of Smartphone Act in December 2025, the environment surrounding payment and revenue model for app operators will change significantly. In addition to existing in-app purchases, the option of off-app purchases using the web payment mechanism is expanding, and there are more and more matters to consider across each area of business, development, and marketing, such as fee optimization, app-to-web lead design, and security measures when using external links.
GMO-PG offers payment solutions for app payment field that you can choose from based on your business scale and business model, as well as support from sales and professional teams. We have a stable payment foundation to support payment processing at 150,000 stores ^(*2) and an internal security operation system. In addition, we collaborate with peripheral services such as fraud detection, marketing, and remittances to provide a wide range of support for solving issues in payment-related areas in the app business.
In addition, Repro, which co-hosts the company, provides one of the largest customer engagement platforms in Japan to accelerate the growth of apps and the web, and strongly supports app operators to revenue and improve engagement.
In this seminar, we will use the knowledge of both GMO-PG and Repro to organize the characteristics and points to keep in mind for both in-app and off-app purchases, and explain the latest trends and practical points that app operators should keep in mind in an easy-to-understand manner, including examples. In addition to the institutional changes in off-app billing due to the full implementation of Smartphone Act, we will comprehensively discuss topics necessary for business decisions, such as fee optimization, conductor design, and security measures.

【Seminar Summary】

【Seminar Program (planned)】