Document And Entity Information |
12 Months Ended |
|---|---|
Mar. 31, 2025 | |
| Document Information Line Items | |
| Entity Central Index Key | 0002000230 |
| Amendment Description | AMENDMENT NO. 1 |
| Document Type | F-1/A |
| Entity Registrant Name | BrilliA Inc |
| Entity Incorporation, State or Country Code | E9 |
| Entity Address, Address Line One | 220 Orchard Road Unit 05-01 |
| Entity Address, Address Line Two | Midpoint Orchard |
| Entity Address, City or Town | Singapore |
| Entity Address, Country | SG |
| Entity Address, Postal Zip Code | 238852 |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Amendment Flag | true |
| Business Contact | |
| Document Information Line Items | |
| Entity Address, Address Line One | 122 East 42nd Street |
| Entity Address, Address Line Two | 18th Floor |
| Entity Address, City or Town | New York |
| Entity Address, Postal Zip Code | 10168 |
| Contact Personnel Name | Cogency Global Inc. |
| Entity Address, State or Province | NY |
| City Area Code | 800 |
| Local Phone Number | 221-0102 |