Cover - shares	9 Months Ended
	Mar. 31, 2024	May 13, 2024
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	Mar. 31, 2024
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q3
Entity Information [Line Items]
Entity Registrant Name	DATASEA INC.
Entity Central Index Key	0001631282
Entity File Number	001-38767
Entity Tax Identification Number	45-2019013
Entity Incorporation, State or Country Code	NV
Current Fiscal Year End Date	--06-30
Entity Current Reporting Status	Yes
Entity Shell Company	false
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Contact Personnel [Line Items]
Entity Address, Address Line One	20th Floor
Entity Address, Address Line Two	Tower B
Entity Address, Address Line Three	Guorui Plaza  1 Ronghua South Road
Entity Address, City or Town	Technological Development Zone
Entity Address, Country	CN
Entity Address, Postal Zip Code	100176
Entity Phone Fax Numbers [Line Items]
City Area Code	+86
Local Phone Number	10-56145240
Entity Listings [Line Items]
Title of 12(b) Security	Common Stock, $0.001 par value
Trading Symbol	DTSS
Security Exchange Name	NASDAQ
Entity Common Stock, Shares Outstanding		3,057,944