Document and Entity Information - shares	9 Months Ended
	Dec. 31, 2019	Feb. 14, 2020
Document and Entity Information [Abstract]
Entity Registrant Name	Organic Agricultural Co Ltd
Entity Central Index Key	0001749849
Amendment Flag	false
Current Fiscal Year End Date	--03-31
Document Type	10-Q
Document Period End Date	Dec. 31, 2019
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2020
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Shell Company	false
Entity Ex Transition Period	false
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Common Stock, Shares Outstanding		11,641,083
Entity File Number	333-226810
Entity Interactive Data Current	Yes
Entity Incorporation State Country Code	NV