| May 2019 | ||
| 06/05/19 | The alliance B was founded. | |
Founding members::  szegenysakk and Akane. | ||
 The alliance reaches a population more than 1,000. | ||
| 21/05/19 | The alliance reaches a population more than 5,000. | |
| September 2019 | ||
| 30/09/19 | Deletion of:szegenysakk. | |