v3.26.1
Cover - shares
 6 Months Ended
Jun. 30, 2026
Aug. 06, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Entity Registrant Name KEEN VISION ACQUISITION CORPORATION  
Entity Central Index Key 0001889983  
Entity File Number 001-41753  
Entity Tax Identification Number 00-0000000  
Entity Incorporation, State or Country Code D8  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company true  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Common Stock, Shares Outstanding   4,592,855
Entity Address, Address Line One 37 Greenbriar Drive  
Entity Address, City or Town Summit  
Entity Address, State or Province NJ  
Entity Address, Postal Zip Code 07901  
City Area Code (203)  
Local Phone Number 609-1394  
Units, each consisting of one ordinary share and one redeemable warrant to acquire one ordinary share    
Document Information [Line Items]    
Title of 12(b) Security Units, each consisting of one ordinary share and one redeemable warrant to acquire one ordinary share  
Trading Symbol KVACUF  
Security Exchange Name NONE  
Ordinary Shares, $0.0001 par value    
Document Information [Line Items]    
Title of 12(b) Security Ordinary Shares, $0.0001 par value  
Trading Symbol KVACF  
Security Exchange Name NONE  
Warrants    
Document Information [Line Items]    
Title of 12(b) Security Warrants  
Trading Symbol KVACWF  
Security Exchange Name NONE