Top 19 Online games in Japan
This curated ranking covers the 19 largest online games in Japan, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. League of Legends, Crazy Games and Liên Minh Huyền Thoại lead the list with a combined estimated audience of 5,646,010 people. Across all 19 entries the average audience size is 318,842, and the largest, League of Legends, reaches around 4,759,024 people in Japan. Audience size is the estimated number of unique people in Japan who actively engage with each online game, derived from search demand signals. Rankings reflect search-behavior signals collected across Japan and are refreshed weekly.
Ranking
| Rank | Name | Audience size | Country share | Subtype | Category |
|---|---|---|---|---|---|
| 1 |  League of Legends |
4,759,024 | 6.1% | Online game | Games |
| 2 |  Crazy Games |
705,117 | 1.1% | Online game | Games |
| 3 |  Liên Minh Huyền Thoại |
181,869 | 67.9% | Online game | Games |
| 4 |  Vindictus |
174,803 | 28.2% | Online game | Games |
| 5 |  Zynga |
66,060 | 3.8% | Online game | Games |
| 6 |  Ikariam |
65,851 | 2.7% | Online game | Games |
| 7 |  Neverwinter (video game) |
62,258 | 8.4% | Online game | Games |
| 8 |  Knight Online |
8,835 | 0.5% | Online game | Games |
| 9 |  GunZ: The Duel |
8,795 | 9.2% | Online game | Games |
| 10 |  Wooga |
5,380 | 3.4% | Online game | Games |
| 11 |  Crazy Arcade |
4,807 | 2.5% | Online game | Games |
| 12 |  Seven Knights |
4,021 | 1.9% | Online game | Games |
| 13 |  Imperia Online |
3,643 | 0.5% | Online game | Games |
| 14 |  Rohan: Blood Feud |
2,331 | 3.0% | Online game | Games |
| 15 |  Gameforge |
2,116 | 0.5% | Online game | Games |
| 16 |  AdventureQuest Worlds |
2,058 | 0.6% | Online game | Games |
| 17 |  Gameduell |
396 | 0.0% | Online game | Games |
| 18 |  Travian Games |
373 | 0.6% | Online game | Games |
| 19 |  Warhammer 40,000: Eternal Crusade |
273 | 2.2% | Online game | Games |
Frequently asked questions
How is this Top 19 list compiled?
Rascasse aggregates anonymized search-behavior signals across Japan and ranks each online game by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.
What is the largest online game in Japan?
League of Legends currently leads with an estimated audience of 4,759,024 people in Japan.
Methodology
Audience sizes are estimated from anonymized search-behavior signals across Japan. Lists below 5 entries are not published. See methodology for full details.