Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
12 Months Ended
Jan. 31, 2019
May 01, 2019
Document And Entity Information    
Entity Registrant Name NAKED BRAND GROUP Ltd  
Entity Central Index Key 0001707919  
Document Type 20-F  
Document Period End Date Jan. 31, 2019  
Amendment Flag false  
Current Fiscal Year End Date --01-31  
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   0
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2019