v3.26.1
Cover
 12 Months Ended
Mar. 31, 2026
shares
Entity Addresses [Line Items]  
Document Type 20-F
Amendment Flag false
Document Registration Statement false
Document Annual Report true
Document Transition Report false
Document Shell Company Report false
Document Period End Date Mar. 31, 2026
Document Fiscal Period Focus FY
Document Fiscal Year Focus 2026
Current Fiscal Year End Date --03-31
Entity File Number 001-42618
Entity Registrant Name Phoenix Asia Holdings Limited
Entity Central Index Key 0002035709
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One Workshop B14, 8/F, Block B
Entity Address, Address Line Two Tonic Industrial Center
Entity Address, Address Line Three 19 Lam Hing Street
Entity Address, City or Town Kowloon Bay
Entity Address, Country HK
Entity Address, Postal Zip Code 0000
Title of 12(b) Security Ordinary Shares, par value US$0.00001 per share
Trading Symbol PHOE
Security Exchange Name NASDAQ
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Non-accelerated Filer
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Document Accounting Standard U.S. GAAP
Entity Shell Company false
Entity Common Stock, Shares Outstanding 21,600,000
ICFR Auditor Attestation Flag false
Document Financial Statement Error Correction [Flag] false
Auditor Name J&S ASSOCIATE PLT
Auditor Firm ID 6743
Auditor Location Kuala Lumpur, Malaysia
Business Contact [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One Workshop B14, 8/F, Block B
Entity Address, Address Line Two Tonic Industrial Center
Entity Address, Address Line Three 19 Lam Hing Street
Entity Address, City or Town Kowloon Bay
Entity Address, Country HK
Entity Address, Postal Zip Code 0000
City Area Code +852
Local Phone Number 2838-9928
Contact Personnel Name Chi Kin Kelvin Yeung