| September 2021 | ||
| 13/09/21 | The alliance 红土-水厂 was founded. | |
Founding members::  赤とんぼ, Anastasia and Alexstrasza. | ||
 The alliance reaches a population more than 1,000. | ||
| 15/09/21 | The alliance reaches a population more than 5,000. | |
| 23/09/21 | The alliance 红土-水厂 was canceled. | |