
In our August 2026 mobile game ranking analysis for Japan and Korea , Whiteout Survival stood out as one of the strongest titles in both markets. But why has the same game been able to perform so well in two markets with different user preferences and cultural backgrounds? Looking at the Whiteout Survival UA strategy…

What changed in the Japanese and Korean mobile game markets in August 2026? For this month’s analysis, we looked at daily iOS and Android Top Free and Top Grossing game rankings in Japan and Korea from August 1 to 31. Instead of focusing only on which game ranked #1 on a specific day, we wanted…
![[JP – Trend App] Affirming Unpaid “Personal Work”. Why Did the Indie App “Neko Kintai” Go Viral?](https://i0.wp.com/aixpost.com/wp-content/uploads/2026/08/aixpost-%E3%82%B5%E3%83%A0%E3%83%8D%E3%82%A4%E3%83%AB-1.png?resize=400%2C266&ssl=1)
1. Introduction: What is “Neko Kintai”, the App Trending on SNS? The indie app “ねこ勤怠 (NEKO KINTAI)” is generating a lot of buzz, especially on X (Twitter). Neko Kintai: Creator (c_cya) Accounts: It is a time-tracking app designed to record and visualize the time spent on “personal work” that doesn’t immediately pay, such as freelance…

Sanrio’s new sleep app YumeTabi offers an interesting example of ASO localization across Japan and Korea. While the core app and visual identity remain largely the same, its app name, App Store metadata, and messaging are presented differently in each market. In this article, we take a closer look at those differences through the perspectives…

When people think of ASO, they often think of improving keyword rankings to drive more organic downloads. While visibility is important, it’s only part of the equation. In Japan, earning users’ trust before they download can have just as much impact on conversion rates as search rankings. That’s why the way you design your App…

YouTube has officially rolled out Jewels, a new virtual item for its Hype creator support feature, in Japan. With this update, viewers can now send additional Hype using Jewels, on top of the free Hype they already receive. In this article, we’ll explain what Hype and Jewels are, and explore how brands and marketers could potentially use them…

Walk into almost any convenience store in Japan and you’ll find products marketed as a “little luxury” or a “treat yourself” purchase. A premium dessert. A slightly better canned coffee. A premium alcoholic drink. At first glance, these seem like ordinary premium products. But together, they point to something much bigger. According to market research by Y-ECHO, “little luxury” is…

Social Media Is Becoming More About Staying Connected Than Being Seen Recently, the shared Vlog app setlog has been gaining traction in both Japan and South Korea. Unlike Instagram or TikTok, where the goal is often to reach a broad audience, setlog focuses on sharing everyday moments with a small circle of close friends. At first glance,…

Recently, Mochyurin has become one of Japan’s most talked-about desserts. Released to celebrate Mister Donut’s 55th anniversary, the doughnut is known for its unique “mochyuri” texture—a combination of softness and elasticity unlike a traditional doughnut. When it first launched in 2025, many stores sold out almost immediately. In 2026, it returned with online reservations, yet demand was once again…

In Japan, Characters Aren’t Built for Campaigns. They’re Built for Relationships. Many brands use characters to promote a product or campaign. The character appears in advertisements, helps grab attention, and then quietly disappears once the campaign ends. In Japan, however, many characters never really leave. Instead, they continue appearing through seasonal designs, regional collaborations, limited-edition…