Document And Entity Information - USD ($)	12 Months Ended
	Jun. 30, 2023	Sep. 20, 2023	Dec. 30, 2022
Document Information Line Items
Entity Registrant Name	DATASEA INC.
Trading Symbol	DTSS
Document Type	10-K
Current Fiscal Year End Date	--06-30
Entity Common Stock, Shares Outstanding		32,784,133
Entity Public Float			$ 13,358,252
Amendment Flag	false
Entity Central Index Key	0001631282
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Non-accelerated Filer
Entity Well-known Seasoned Issuer	No
Document Period End Date	Jun. 30, 2023
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
ICFR Auditor Attestation Flag	false
Document Annual Report	true
Document Transition Report	false
Entity File Number	001-38767
Entity Incorporation, State or Country Code	NV
Entity Tax Identification Number	45-2019013
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
City Area Code	86
Local Phone Number	10-56145240
Title of 12(b) Security	Common Stock, $0.001 par value
Security Exchange Name	NASDAQ
Entity Interactive Data Current	Yes
Document Financial Statement Error Correction [Flag]	false
Auditor Firm ID	6651
Auditor Name	Kreit & Chiu CPA LLP
Auditor Location	New York