Acha
Last updated 2026-01-01

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Acha is a mission-exclusive NPC and member #23 of the Genius Society.
Profile
Not much is known about Acha outside of her living for a notably long time. While it was implied she passed away in the Mechanical City,[1] she is discovered to be alive during the events transpiring on Amphoreus, attending the fourth meeting of the Genius Society. It is revealed that she is the "ghost" of the quantum domain.[2]
Missions and Events
Trailblaze Missions
Character Mentions
HoYoLAB Articles
Trivia
Etymology
- 茶 chá means "tea" in Chinese.
Other Languages
| Language | Official Name |
|---|---|
| English | Acha |
| Chinese (Simplified) | 阿茶 |
| Chinese (Traditional) | 阿茶 |
| Japanese | 阿茶 |
| Korean | 아차 |
| Spanish | Acha |
| French | Acha |
| Russian | Ача |
| Thai | Acha |
| Vietnamese | Acha |
| German | Acha |
| Indonesian | Acha |
| Portuguese | Acha |
Change History
Released in Version 1.6
References
- ↑ Trailblaze Continuance, Crown of the Mundane and Divine: When the Stars of Ingenuity Shine
Ruan Mei: The final days that Genius Society member #23, Acha, spent in the Mechanical City showed me that even the longest of lives, such as hers, have a limit. - ↑ Trailblaze Mission, As Tomorrow Became Yesterday: The Witch's Ardent Research