v3.26.1
Cover - shares
 3 Months Ended
Jun. 30, 2026
Aug. 13, 2026
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2027  
Current Fiscal Year End Date --03-31  
Entity File Number 001-42592  
Entity Registrant Name OFA Group  
Entity Central Index Key 0002036307  
Entity Tax Identification Number 00-0000000  
Entity Incorporation, State or Country Code E9  
Entity Address, Address Line One 609 Deep Valley Drive  
Entity Address, Address Line Two Suite 200  
Entity Address, City or Town Rolling Hills  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 90274  
City Area Code (800)  
Local Phone Number 418-5160  
Title of 12(b) Security Class A Ordinary Shares, $0.01 par value per share  
Trading Symbol OFAL  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Elected Not To Use the Extended Transition Period false  
Entity Shell Company false  
Common Class A [Member]    
Entity Common Stock, Shares Outstanding   3,793,676
Common Class B [Member]    
Entity Common Stock, Shares Outstanding   20,000,000